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Zevachim 100

StandardIntermediate – From Familiar to FluentDecember 23, 2025

Hook

Ever wonder why some mitzvot seem to bend the rules for others, while some prohibitions hold firm? Our sugya in Zevachim 100 delves into the intricate dance between acute mourning (aninut) and the Korban Pesach (Paschal offering), revealing layers of halakhic nuance that challenge our assumptions about what's d'Oraita (Torah law) and what's d'Rabbanan (Rabbinic law).

Context

The 14th of Nisan, Erev Pesach, is one of the most halakhically charged days of the year. It's a day of intense preparation, culminating in the Korban Pesach, offered in the late afternoon and eaten at night. The Korban Pesach holds a unique status: it overrides Shabbat and tumah (ritual impurity) for its offering and consumption. This extraordinary power often places it in tension with other mitzvot or prohibitions.

One such tension arises with aninut, the state of acute mourning between the death of a close relative and their burial. An onen is prohibited from eating sacrificial meat, studying Torah, wearing tefillin, and engaging in many ordinary activities. The question that deeply concerns our sugya is: What happens if a person becomes an onen on Erev Pesach? Specifically, is the aninut status on the night of the 15th of Nisan (when the Korban Pesach is eaten) a d'Oraita (Torah) prohibition or a d'Rabbanan (Rabbinic) one? The answer fundamentally determines whether the onen may partake in the Korban Pesach, a mitzvah whose omission carries the severe penalty of karet (spiritual excision). This sugya showcases the Gemara's meticulous approach to distinguishing between the various origins and applications of halakha, particularly when faced with conflicting obligations, providing a masterclass in legal precision and the weighing of mitzvot.

Text Snapshot

The Gemara immediately dives into resolving an apparent contradiction in Rabbi Shimon's teachings:

It is not difficult. Here, in the baraita where Rabbi Shimon holds an acute mourner may not send a Paschal offering, since acute mourning at night is by Torah law, it is referring to a case where his relative died on the fourteenth day of Nisan and he buried him on the fourteenth itself. There, the ruling in the mishna in tractate Pesaḥim, which teaches that an acute mourner immerses and partakes of the Paschal offering in the evening, since acute mourning at night is by rabbinic law, is referring to a case where his relative died on the thirteenth day of Nisan and he buried him on the fourteenth of Nisan. (Zevachim 100a:1)

Rav Mari explains: In a case where his relative died on the fourteenth day of Nisan and he buried him on the fourteenth itself, his acute mourning is due to the day of death and is therefore by Torah law. Consequently, it takes hold of its following night by Torah law, and the mitzva of the Paschal offering does not override it. By contrast, in a case where his relative died on the thirteenth day of Nisan and he buried him on the fourteenth of Nisan, the fourteenth is only the day of burial, and his acute mourning is therefore by rabbinic law. Consequently, it takes hold of its following night only by rabbinic law, and the mitzva of the Paschal offering overrides it. (Zevachim 100a:2-3)

Abaye said a different resolution to the contradiction between the statements of Rabbi Shimon: It is not difficult. Here, in the baraita where Rabbi Shimon holds that an acute mourner may not send a Paschal offering, it is referring to a case where his relative died before midday on the fourteenth of Nisan. There, the ruling in the mishna in tractate Pesaḥim, which teaches that an acute mourner immerses and partakes of the Paschal offering in the evening, it is a case where his relative died after midday on the fourteenth of Nisan. (Zevachim 100a:8-9)

Sefaria Link: https://www.sefaria.org/Zevachim_100

Close Reading

Insight 1: Structure - The Gemara's Relentless Search for Consistency

The passage begins with a classic Gemara move: identifying an apparent contradiction (kushya) between two statements attributed to the same Tanna, Rabbi Shimon. This immediately sets the stage for a series of terutzim (resolutions), challenges, and further proofs, showcasing the Gemara's rigorous analytical structure. The goal is not just to resolve the contradiction but to understand the underlying principles at play.

The first proposed resolution comes from Rav Mari. He distinguishes between two scenarios:

  1. Death and Burial on the 14th of Nisan (Zevachim 100a:1-2): "where his relative died on the fourteenth day of Nisan and he buried him on the fourteenth itself." In this case, Rav Mari posits that the aninut is classified as "the day of death" (yom mitah). Crucially, he states, "his acute mourning is due to the day of death and is therefore by Torah law." This d'Oraita status means it "takes hold of its following night by Torah law," and thus, the Korban Pesach cannot override it.
  2. Death on the 13th, Burial on the 14th of Nisan (Zevachim 100a:1, 3): "where his relative died on the thirteenth day of Nisan and he buried him on the fourteenth of Nisan." Here, the 14th is only "the day of burial" (yom kevurah). Rav Mari explains that this type of aninut is "by rabbinic law," and consequently, "it takes hold of its following night only by rabbinic law." A d'Rabbanan aninut for the night is then overridden by the Korban Pesach.

This distinction is foundational. Rashi clarifies Rav Mari's resolution: "לא קשיא - דר"ש אדר"ש הא דקתני הכא אונן לא מייתי פסח כשמת וקברו בי"ד דיום מיתה דאורייתא ותפיס לילו מדאורייתא... והא דקתני לעיל אוכל פסחו בשמת בי"ג וקברו בי"ד דיום קבורה גופיה דרבנן ולא תפיס לילו אלא מדרבנן" (Rashi on Zevachim 100a:1:1). Rashi explicitly states that Rav Mari's solution resolves Rabbi Shimon's contradiction by differentiating based on whether the aninut stems from the day of death (d'Oraita) or the day of burial (d'Rabbanan), and how that status extends to the night.

However, the Gemara doesn't rest there. Rav Ashi challenges Rav Mari (Zevachim 100a:4-6): if this distinction (day of death vs. day of burial) is so clear, why wouldn't Rabbi Yehuda have used it to refute Rabbi Shimon's proof in the original baraita? This is a powerful challenge, forcing the Gemara to seek an alternative resolution.

Abaye steps in with a different terutz (Zevachim 100a:8-9), introducing a new distinction based on timing:

  1. Death before Midday on the 14th: The onen "was not ever fit for bringing a Paschal offering since the obligation begins at midday," so "the status of acute mourning applies to him."
  2. Death after Midday on the 14th: "when he is already fit for bringing a Paschal offering, the status of acute mourning does not apply to him with regard to this matter."

Abaye's distinction shifts the focus from the origin of the aninut (death vs. burial) to the timing of the death relative to the Korban Pesach obligation. The Gemara then attempts to support Abaye's distinction with a proof from two baraitot concerning a kohen (priest) and a nazir (Zevachim 100a:10-18). These baraitot seem to contradict each other regarding the obligation or prohibition of tumah (impurity) for relatives on Erev Pesach. The Gemara proposes that the resolution lies in whether the relative died before or after midday.

However, this proof is ultimately rejected (Zevachim 100a:19). The Gemara finds an alternative way to reconcile the baraitot: attributing them to different Tannaim, Rabbi Yishmael and Rabbi Akiva, who dispute whether a kohen has an optional or mandatory obligation to become impure for a deceased relative. This move is significant; it shows the Gemara's preference for attributing differing views to different authorities rather than forcing a textual reconciliation that might strain the context. The Gemara then details Rabbi Akiva's specific interpretation of "nefesh" and "met" (Zevachim 100a:20-22), solidifying his position as the author of the baraita about the nazir.

This constant cycle of proposing a resolution, challenging it, offering a new one, seeking proof, and then rejecting the proof in favor of an alternative explanation (like Tannaic dispute) is the hallmark of the Gemara's analytical method. It demonstrates a relentless pursuit of internal consistency and a deep respect for the nuances of halakhic sources.

Insight 2: Key Term - "Takes Hold of its Night" (תפיס לילו)

The phrase "takes hold of its night" (תפיס לילו) is central to the entire sugya, particularly in understanding the duration and authority (Torah or Rabbinic) of aninut. The Korban Pesach is eaten at night, so the status of aninut during that specific night is critical.

Rav Mari first introduces this concept (Zevachim 100a:2-3). If the aninut stems from the day of death (yom mitah), it is d'Oraita, and therefore, "it takes hold of its following night by Torah law." If it stems from the day of burial (yom kevurah), it is d'Rabbanan, and "it takes hold of its following night only by rabbinic law." This distinction is pivotal: a d'Oraita prohibition of eating sacrificial meat would likely prevent partaking in the Korban Pesach, while a d'Rabbanan prohibition might be overridden.

The discussion then evolves when the Gemara, after rejecting Abaye's proof, returns to the core question of aninut at night. Rav Ḥisda asserts that the question of whether aninut on the night after burial is permitted or prohibited is a Tannaic dispute (Zevachim 100a:29). This leads to an extended discussion about a baraita that defines the duration of aninut.

The baraita states: "Until when does a person mourn acutely for his relative...? The entire day. Rabbi [Yehuda HaNasi] says: As long as his relative has not been buried" (Zevachim 100a:30). The Gemara then dissects this, questioning whether it refers to the day of death or burial, and how "takes hold of its night" applies.

Initially, Rav Yosef suggests an interpretation where Rabbi Yehuda HaNasi is lenient, holding that once buried, aninut ends for the night (Zevachim 100a:34-36). However, Rabbi Yirmeya challenges this, citing another baraita where Rabbi Yehuda HaNasi is more stringent than the Sages, holding that aninut continues until burial, even for many days (Zevachim 100a:37-38). This forces a reinterpretation of the first baraita.

The revised interpretation of Rav Yosef's baraita (Zevachim 100a:39-40) now states: "Until when does a person mourn acutely for his relative? That entire day of burial, without its night. Rabbi [Yehuda HaNasi] says: The acute mourning continues as long as his relative has not been buried... and once he is buried, that day takes hold of its night." This is the Tannaic dispute Rav Ḥisda referred to. The Sages (first Tanna) say aninut on the day of burial does not extend to the night, while Rabbi Yehuda HaNasi says it does extend to the night.

Rava then builds on Rabbi Yehuda HaNasi's position: "Since Rabbi [Yehuda HaNasi] says that the day of burial, when acute mourning is by rabbinic law, takes hold of its night by rabbinic law, by inference, he must hold that the day of death, when acute mourning is by Torah law, takes hold of its night by Torah law" (Zevachim 100a:41). This logic hinges on the idea that Chazal would not be more stringent with their d'Rabbanan decree (extending aninut to the night after burial) than the d'Oraita parallel (extending aninut to the night after death).

The Gemara then challenges Rava (Zevachim 100a:42-44), citing a baraita where Rabbi Yehuda HaNasi explicitly states: "For future generations, acute mourning at night is not by Torah law, but rather by rabbinic law." This directly contradicts Rava's inference. The Gemara ultimately accepts this: "Actually, Rabbi Yehuda HaNasi holds that acute mourning on the night after death is by rabbinic law, not Torah law" (Zevachim 100a:45).

This entire convoluted journey through "takes hold of its night" shows the Gemara's deep concern with establishing the precise source and scope of aninut for the critical night of Pesach. The repeated attempts to define whether it's d'Oraita or d'Rabbanan underscore the immense practical difference this distinction makes when conflicting with a mitzvah like Korban Pesach.

Insight 3: Tension - The Indispensability of Eating the Korban Pesach

The sugya culminates in Rava's powerful resolution, which introduces a critical principle about the nature of the Korban Pesach itself. After the earlier terutzim are dismissed or challenged, Rava offers a new way to reconcile Rabbi Shimon's statements (Zevachim 100a:20-21):

  1. Death before slaughter/sprinkling: "Here, his relative died before the priests would have slaughtered the Paschal offering and sprinkled its blood on his account." In this case, he may not send the offering.
  2. Death after slaughter/sprinkling: "There, the relative died after the priests slaughtered the Paschal offering and sprinkled its blood on his account." In this scenario, he may partake.

The crucial part of Rava's explanation is that "acute mourning at night is by rabbinic law, it is suspended to allow him to consume an offering that was already sacrificed." This means that even though there's a d'Rabbanan aninut at night, it's set aside for the Korban Pesach.

Rav Adda bar Mattana immediately challenges Rava: "What was, was," meaning, even if the offering was already sacrificed, isn't he still an onen by rabbinic law? Why should that aninut be suspended? (Zevachim 100a:22) This question highlights the tension: a prohibition is a prohibition, regardless of when it arose relative to the Korban's preparation.

Ravina provides the pivotal answer: "Partaking of the Paschal offering is indispensable for the mitzva" (Zevachim 100a:22). This is the key insight. For most korbanot, the primary mitzvah is the act of offering it on the altar (hakravah), and consuming the meat is a secondary mitzvah or an issur (prohibition) if not done correctly. However, for the Korban Pesach, the achilah (eating) of the lamb is an integral and indispensable part of the mitzvah itself. Without eating it, the mitzvah is not fulfilled, and one incurs karet. Because of this unique status, the Sages suspended their d'Rabbanan decree of aninut for the night, allowing the onen to fulfill the mitzvah. Rava enthusiastically endorses Ravina's explanation: "Listen to what your master, Ravina, told you, as his explanation is correct" (Zevachim 100a:23). Rashi (on Zevachim 100a:22:1) explicitly connects this indispensability to the karet penalty: "דאכילת פסחא מצוה דמפקע רבנן אנינות לילה דרבנן מיניה – שהרי עונש כרת יש בו אם אינו אוכלו כדאיתא בפסחים" (Eating the Pesach is a mitzvah that the Rabbis suspend Rabbinic aninut of the night from it – for there is a punishment of karet if one does not eat it, as it is in Pesachim).

The Gemara then brings a baraita from Rabba bar Rav Huna to prove this "indispensable" nature (Zevachim 100a:24-25). This baraita discusses an onen receiving "tidings" of a death or "gathering bones" (secondary forms of aninut), stating that in both cases, "he immerses and partakes of sacrificial meat in the evening." The Gemara initially finds this baraita self-contradictory but then, after a complex back-and-forth, concludes that the baraita indeed supports the idea that "partaking of the Paschal offering is indispensable" (Zevachim 100a:28). Even in cases of aninut related to burial, the d'Rabbanan aninut is suspended to allow consumption of the Korban Pesach.

This emphasis on the "indispensability" of achilah for Korban Pesach resolves the tension by establishing a hierarchy of mitzvot and prohibitions. A d'Rabbanan prohibition (aninut at night) yields to a d'Oraita mitzvah whose fulfillment is so crucial that its essential act (eating) cannot be impeded. This reveals a deep understanding of the mitzvot: not all parts of a mitzvah are equal, and some are so central that they can override otherwise valid prohibitions.

Two Angles

The intricate arguments in Zevachim 100a, particularly around the "indispensability" of eating the Korban Pesach, demonstrate how Chazal meticulously weigh competing halakhot. This is a point where classic commentators often offer subtly different understandings or highlight particular aspects. Let's compare Rashi and Tosafot on the concept that "partaking of the Paschal offering is indispensable."

Rashi's Perspective: Linking Indispensability to Karet

Rashi, in his commentary on Zevachim 100a:22:1 (דאכילת פסחא מצוה דמפקע רבנן אנינות לילה דרבנן מיניה), clearly states: "שהרי עונש כרת יש בו אם אינו אוכלו כדאיתא בפסחים" (For there is a punishment of karet if one does not eat it, as it is in Pesachim). For Rashi, the "indispensability" (mitzva demapka'a) of eating the Korban Pesach is directly rooted in the severe consequence of karet for its non-fulfillment. The mitzvah isn't just important; it's so critical that its neglect incurs a divine penalty of spiritual excision. This extreme severity means that a d'Rabbanan aninut (acute mourning at night, as established earlier in the sugya) must necessarily be suspended. Rashi's explanation is straightforward: the Sages would not uphold a d'Rabbanan decree if it meant preventing the fulfillment of a d'Oraita mitzvah that carries karet. His approach emphasizes the hierarchical relationship between d'Oraita obligations and d'Rabbanan prohibitions, with karet serving as the ultimate indicator of the d'Oraita mitzvah's supreme importance.

Tosafot's Perspective: Reconciling Across Sugyot and Distinguishing Contexts

Tosafot (on Zevachim 100a:22:1, also on דאכילת פסחא מצוה דמפקע רבנן אנינות לילה דרבנן מיניה) approaches this with a deeper textual and contextual sensitivity, attempting to reconcile apparent contradictions across different masechtot (tractates). Tosafot first reiterates Rava's point: "ולכך לא גזרו על אכילת פסח" (And therefore, they did not decree [aninut] upon the eating of Pesach). However, Tosafot then raises a significant challenge from Pesachim 92b, where a similar discussion occurs regarding an onen and the Korban Pesach. In that sugya, it is stated that an onen only immerses and eats if his aninut is d'Rabbanan. Rashi in Pesachim 92b explains that if death occurred before midday, aninut is d'Oraita, and if after midday, it's d'Rabbanan. This distinction, based on before/after midday, seems to contradict the conclusion here in Zevachim, which emphasizes achilah as indispensable regardless of when the d'Rabbanan aninut arose.

Tosafot resolves this by suggesting a contextual distinction: "וצ"ל דהתם מיירי ביום שחיטה, והכא מיירי ביום אכילה" (And it must be said that there [in Pesachim] it deals with the day of slaughter, and here [in Zevachim] it deals with the day of eating). This is a crucial move. Tosafot proposes that the stringency expressed in Pesachim 92b, where a d'Rabbanan aninut might still prevent participation, refers specifically to the day of slaughter (the 14th of Nisan). On this day, the onen might be prohibited from sending or participating in the shechitah (slaughter) process if his aninut is still active, even if d'Rabbanan. However, the sugya in Zevachim, which speaks of the "indispensable" nature of eating, refers to the night of eating (the 15th of Nisan). By that point, the Korban has already been slaughtered. The mitzvah that remains is the achilah, and it is this final, indispensable act that the Sages would not impede with a d'Rabbanan decree.

The difference between Rashi and Tosafot here lies in their scope. Rashi offers a concise, principle-based explanation, tying indispensability directly to karet. Tosafot, while agreeing with the principle, provides a more expansive and harmonizing approach, working to resolve apparent discrepancies across different sugyot by introducing a nuanced distinction between the stages of the Korban Pesach (slaughter vs. eating). Both commentators affirm the "indispensable" nature, but Tosafot's analysis demonstrates a deeper textual struggle to ensure consistency across the entire corpus of halakha.

Practice Implication

The profound discussions in Zevachim 100a, particularly regarding the dynamic between aninut and the Korban Pesach, offer crucial insights into halakhic decision-making that extend far beyond the specific scenario of the Temple era. The core takeaway is the meticulous process of discerning the source and scope of a halakha – whether it is d'Oraita or d'Rabbanan, and how that authority dictates its interaction with other mitzvot or prohibitions.

Even without the Korban Pesach today, the principles gleaned from this sugya are highly relevant for navigating the complexities of modern aninut. The Gemara's conclusion that aninut at night is generally d'Rabbanan, and thus can be suspended for certain mitzvot, is a powerful precedent. For instance, an onen is traditionally exempt from tefillin (a d'Oraita mitzvah), as aninut is considered a state of mental preoccupation that overrides positive time-bound mitzvot. However, if one's aninut is solely d'Rabbanan (e.g., if the burial was already on the previous day, and the night mourning is only by rabbinic decree), some poskim (halakhic authorities) might argue for a more lenient approach, especially if there's a strong argument for the "indispensable" nature of the mitzvah in question.

More broadly, this sugya trains us to identify the "indispensable" core of a mitzvah. Just as eating was central to the Korban Pesach, we are prompted to ask what constitutes the ikkar (primary) fulfillment for other mitzvot. For matzah on Seder night, is it merely having it present, or is its achilah (eating) truly indispensable, overriding a d'Rabbanan prohibition? For lulav and etrog on Sukkot, is the mere acquisition enough, or is the na'anuim (waving) the indispensable act? This line of reasoning encourages us to delve deeper than surface-level observance, seeking the essential elements that define and complete a mitzvah.

Furthermore, the Gemara's detailed exploration of yom mitah (day of death) versus yom kevurah (day of burial), and before midday versus after midday, provides a framework for understanding how precise temporal and causal distinctions can fundamentally alter the halakhic status of a situation. This teaches us to be precise in our halakhic analysis, recognizing that seemingly minor details can have major implications. When faced with a halakhic she'elah (question), this sugya reminds us not to jump to conclusions but to carefully ascertain the source and nature of the relevant mitzvot and prohibitions, weighing their relative strengths and the potential for one to override another. It cultivates a nuanced approach to halakha, where context and precise definition are paramount.

Chevruta Mini

Question 1: Simplicity vs. Depth in Halakhic Resolution

The Gemara presents multiple terutzim (resolutions) for Rabbi Shimon's apparent contradiction, such as Rav Mari's yom mitah vs. yom kevurah distinction, and Abaye's before midday vs. after midday distinction. Some terutzim are later challenged and rejected, sometimes in favor of attributing different opinions to different Tannaim. What does this iterative process teach us about the nature of halakhic truth, and when is it appropriate to favor a simpler terutz (like a new distinction) over one that requires reinterpreting Tannaim or introducing complex historical-textual analysis? What are the tradeoffs in choosing one approach over another in halakhic reasoning?

Question 2: Applying the "Indispensable" Principle Today

The sugya ultimately emphasizes that "partaking of the Paschal offering is indispensable" to its fulfillment, thus overriding d'Rabbanan aninut. How might this principle of "indispensability" be applied to other mitzvot in our contemporary practice, especially when they conflict with other d'Rabbanan prohibitions or customs? What criteria would we use to determine if the "eating" or "performance" aspect of a mitzvah is similarly "indispensable" enough to warrant overriding a d'Rabbanan restriction? Consider a mitzvah like netilat yadayim (ritual hand washing) or birkat hamazon (grace after meals) in a context where a d'Rabbanan prohibition might arise.

Takeaway

The precise nature and scope of aninut, especially its Torah or Rabbinic status at night, is a complex halakhic puzzle on Erev Pesach, ultimately yielding to the indispensable mitzvah of consuming the Paschal offering.