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Chullin 60
Sugya Map
The talmudic discourse in Chullin 60a through Chullin 60b transitions from narrative theology (aggada) to rigorous metaphysical and halakhic categorization. It explores the cosmic architecture of the universe and the physical properties of creation. The sugya maps across several axes:
- The Primordial Stature (Tzivyonam): The ontological state of created entities at the moment of genesis. Are they created in their mature, final form (qomatan) and with their own volition (da'atan)?
- Nafka Mina: Mercantile defaults for animal transactions (e.g., what constitutes a standard "bull" vs. "donkey" in a sale) and the halakhic status of primordial offerings.
- The Grasses’ Kal Va'Chomer and Hybridization (Kilayim): The self-deduced boundaries of botanical species.
- Nafka Mina: The status of grafting herbaceous plants (הרכיב שני דשאים). Is it a biblical prohibition (issur de'oraita) or a non-binding cosmic preference?
- The Diminution of the Moon: The metaphysical asymmetry of the luminaries and the mechanics of the Se'ir Rosh Chodesh (New Moon goat offering).
- Nafka Mina: The theological definition of "atonement" (kapparah) when applied to the Divine.
- Primary Sources: Genesis 1:11-12, Genesis 1:16, Psalms 104:31, Psalms 69:32, and Deuteronomy 14:7.
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Text Snapshot
אמר רב אסי: כתיב "ותוצא הארץ דשא" בג' בשבת, וכתיב "וכל שיח השדה טרם יהיה בארץ" בע"ש! מלמד שיצאו דשאים ועמדו על פתח הקרקע, עד שבא אדם הראשון ובקש עליהם רחמים, וירדו גשמים וצמחו. ללמדך שהקדוש ברוך הוא מתאוה לתפילתן של צדיקים.
The syntax of Chullin 60b reveals a deep grammatical tension between emergence (יציאה) and growth (צמיחה). Rav Asi contrasts the third-day emergence of grass described in Genesis 1:12 (ותוצא הארץ דשא) with the sixth-day state of suspension in Genesis 2:5 (וכל שיח השדה טרם יהיה בארץ).
The key linguistic nuance lies in the phrase ועמדו על פתח הקרקע—"they stood at the opening of the ground." The text does not say they were uncreated, but that their physical manifestation was suspended.
Furthermore, the Gemara's analysis of the primordial bull in Chullin 60a hinges on the orthography (ktiv) versus the vocalization (qre) of the word makrin in Psalms 69:32:
מקרן כתב.
Though read as makrin (plural, implying multiple horns), it is written defectively as makran (singular), indicating a single, central horn on the forehead of Adam's sacrificial beast.
Readings
1. The Ontological Nature of Tzivyonam (Stature and Will in Creation)
The Gemara in Chullin 60a quotes Rabbi Yehoshua ben Levi:
"All the works of Creation were created in their full stature, with their full mental capacities, and with their full form (בצביונם)."
Rashi's Interpretation
Rashi on Chullin 60a:9:1 defines tzivyonam as ביופיין שבחרו להם—"in their beauty, which they themselves chose." This comment introduces a startling concept of primordial choice. Creation was not merely a passive, mechanical projection of the divine will. The entities themselves possessed a proto-will, selecting their own aesthetic and functional forms.
Maharam Schiff's Chiddush
The Maharam Schiff on Chullin 60a:9 addresses a structural difficulty in the biblical text. The verse says:
"And the heaven and the earth were finished, and all their host (וכל צבאם)" Genesis 2:1.
The Maharam Schiff notes that the word tzva'am (their host) typically refers only to sentient or heavenly beings, such as angels and humans. It does not naturally include vegetation, geological formations, or creeping things.
To resolve this, the Gemara reads tzva'am as tzivyonam (their form/desire). The Maharam Schiff explains that this homiletical shift expands the scope of the verse. It teaches that everything in the cosmos—including inanimate matter and plants—was created with its own distinctive form and inner alignment. They were not forced into existence; they were called into being and responded with their own intrinsic form.
[Genesis 2:1: "וכל צבאם" (Their Host)]
│
┌───────────┴───────────┐
▼ ▼
[Literal Reading] [Gemara's Re-reading]
Limited to angels "צביונם" (Their Form/Desire)
and human hosts. Encompasses all creation,
including flora/fauna.
The Rogatchover Gaon's Conceptualization
In his Tzofnath Paneach, the Rogatchover Gaon applies this concept to the legal status of the primordial bull sacrificed by Adam. If the bull was created fully formed out of the earth (* horns preceding hooves*), did it possess the halakhic status of a newborn animal?
The Rogatchover argues that tzivyonam establishes a unique legal reality. It means that the primordial creations did not undergo a process of development. Instead, they possessed the legal status of mature organisms from the first second of their existence.
This leads to a practical difference (nafka mina) in the laws of animal offerings (kodshim). A standard animal must be at least eight days old to be fit for the altar, as stated in Leviticus 22:27. However, Adam’s bull was fit immediately. Because it was created in its tzivyonam, its chronological age of "one second" was halakhically equivalent to full maturity.
2. The Kal Va'Chomer of the Grasses and Ravina's Dilemma
The Gemara in Chullin 60a describes how the grasses deduced that they should emerge "after their kind" (למיניהם). They observed that God commanded the trees to grow according to their species Genesis 1:11. The grasses reasoned:
"If the trees, which do not naturally grow in a tangled, mixed fashion, are restricted to their species, how much more so should we be, since we grow in dense, mixed clusters!"
Rashi's Distinction
Rashi on Chullin 60a:10:2 points out a textual discrepancy in the Torah's account of Creation. In the divine command to the earth on the third day, the phrase "after its kind" (למינו) is stated explicitly only regarding trees Genesis 1:11. It is absent from the command regarding grasses.
Yet, in the execution of the command, the verse states:
"And the earth brought forth grass, herb yielding seed after its kind" Genesis 1:12.
Rashi explains that this divergence is the basis for the kal va'chomer of the grasses. The grasses applied logic to bridge the gap between the divine command and their own physical emergence.
[Divine Command: Gen 1:11] [Execution: Gen 1:12]
┌──────────────────────────────┐ ┌──────────────────────────────┐
│ Trees: "After its kind" │ │ Grasses: "After its kind" │
│ Grasses: [Silent] │ │ (Deduced via Kal Va'Chomer) │
└──────────────────────────────┘ └──────────────────────────────┘
The Ramban's Analysis of Botanical Kilayim
The Ramban, in his commentary on Leviticus 19:19, uses this sugya to explain the underlying metaphysics of the prohibition against mixing species (kilayim).
The Ramban argues that the prohibition of kilayim is not an arbitrary decree. Rather, it preserves the unique spiritual forces (כוחות העליונים) assigned to each plant species.
When the grasses made their kal va'chomer, they recognized that mixing species disrupts the divine order. This brings us to Ravina's question in the Gemara:
If a person grafts two different species of grass, is he liable for the prohibition of kilayim?
Ravina's doubt rests on two competing analyses of the grasses' self-imposed separation:
- The Formalist Track: Since the Torah does not explicitly command the grasses to remain separate, there is no formal biblical prohibition against grafting them. The kal va'chomer was merely an aesthetic choice made by the plants.
- The Substantive Track: Once the Holy One approved of their separation—as indicated by the minister of the world (שר העולם) singing praises—this divine approval retroactively elevated the grasses' self-imposed boundary into a binding law.
The Maharsha's Resolution
The Maharsha in his Chiddushei Halachot explains that Ravina's dilemma hinges on the nature of divine pleasure (רצון). When the minister of the world said, "May the glory of the Lord endure forever; let the Lord rejoice in His works" Psalms 104:31, it showed that God approved of the grasses' logic.
The Maharsha asks: Does divine pleasure (רצון) have the same halakhic force as a divine command (ציווי)?
If ratzon equals tzivuy, then grafting grasses is biblically forbidden. If ratzon is merely an endorsement of voluntary piety, then grafting them remains technically permitted for humans. The Gemara leaves this question unresolved (teyku).
3. The Moon's Diminishment and the Metaphysics of Divine Atonement
One of the most daring passages in the Talmud occurs in Chullin 60b, where the moon challenges the co-equality of the two great luminaries:
"Master of the Universe, is it possible for two kings to serve with one crown?"
God responds by telling the moon to diminish herself. When the moon remains uncomfortably small, God commands:
"Bring atonement for Me, since I diminished the moon."
Rashi's Theological Safeguard
Rashi on Chullin 60b:4:3 is sensitive to the theological danger of attributing a "sin" to the Creator that would require atonement. He explains:
"שאני שהוצרכתי למעט את הירח... כביכול אמר הקב"ה הביאו כפרה עלי שמיעטתי את הירח"
Rashi uses the word כביכול ("as it were") to show that the concept of divine atonement is a metaphor. It is not that God made a mistake or committed an ethical wrong. Rather, God brought a state of lack and diminishment into the physical world.
To bridge this gap and comfort the moon, God instituted the New Moon goat offering (se'ir rosh chodesh). This sacrifice acts as a channel to elevate the physical world from its state of concealment and return it to its original, luminous source.
The Maharal's Philosophical System
In Be'er HaGolah, the Maharal of Prague explains this sugya through his system of cosmic dualism. The sun and the moon represent two distinct modes of reality:
- The Sun: Represents the spiritual realm (עולם השכל). It is constant, unchanging, and whole.
- The Moon: Represents the material realm (עולם החומר). It is characterized by change, cycles, growth, and decay.
The moon’s question—"Can two kings wear one crown?"—was a philosophical observation. It pointed out that the spiritual and physical realms cannot exist in perfect, equal balance within a physical universe. One must dominate.
If the material world were as powerful as the spiritual world, the universe would burn out from the intensity of the divine light. There would be no room for human free will, which requires a degree of darkness and concealment.
Therefore, God diminished the moon. This was a necessary step to create a physical world where human choices matter.
However, because this diminishment introduced deficiency and pain into the world, God "asks" for atonement. The se'ir rosh chodesh is the mechanism that connects the material world back to its spiritual source. It allows humanity to elevate the physical realm through sacrifice and repentance.
[The Cosmic Balance: Two Kings]
│
┌─────────────┴─────────────┐
▼ ▼
[The Sun (Spirit)] [The Moon (Matter)]
Constant, luminous, Cyclical, changing,
unchanging. subject to decay.
│ │
└─────────────┬─────────────┘
▼
[The Diminishment (Tzimtzum)]
Necessary for human agency and
free will to exist.
│
▼
[The Atonement (Kapparah)]
The Se'ir Rosh Chodesh bridges
the gap between physical & spiritual.
Friction
Kushya 1: The Logical Flaw in the Grasses' Kal Va'Chomer
The Gemara in Chullin 60a presents the kal va'chomer of the grasses as a flawless piece of logic:
If trees, which do not grow in a mixed fashion, are commanded to remain separate, how much more so should grasses remain separate, since they naturally grow in mixed clusters!
But this logic is highly vulnerable. One can easily turn the argument on its head (להפוך את הקערה על פיה):
The reason trees require an explicit command to remain separate is precisely because they do not naturally mix. Because their boundaries are clear, any deliberate mixing by humans is a significant disruption of their natural form.
Grasses, on the other hand, naturally grow in tangled, mixed clusters. Perhaps their very nature is to be mixed! Why should they deduce a prohibition against mixing from trees, when their natural state of creation is one of interconnectedness?
If anything, the kal va'chomer should work in reverse:
If grasses, which naturally grow mixed, are permitted to mix, perhaps trees should also be permitted to mix!
How could the grasses use their natural tendency to mix as a logical reason to prohibit it?
Terutz
To resolve this difficulty, we must analyze the nature of botanical identity (שם מין). The sevara (logic) of the grasses was not about physical separation, but about the preservation of their unique spiritual source.
If a plant has a distinct physical form, it has a distinct spiritual counterpart in the upper worlds. The grasses reasoned as follows:
The trees are physically large and distinct. Even if they are planted close together, they do not easily lose their individual identities. Yet, the Torah still commands them to remain separate to preserve their unique spiritual species.
Grasses, by contrast, are small, delicate, and easily tangled. If they are mixed, their individual identities are easily lost.
Therefore, the grasses realized that they are more vulnerable to losing their unique species identity than trees. If the Torah is concerned with preserving the identity of trees, it must be even more concerned with preserving the identity of grasses.
The kal va'chomer is not based on how they grow physically, but on their vulnerability to losing their distinct identities. This is why the logic holds, and why the minister of the world celebrated their deduction.
[Ontological Identity]
│
┌────────────────────┴────────────────────┐
▼ ▼
[The Tree Species] [The Grass Species]
Robust, distinct, and Fragile, easily tangled,
resistant to identity loss. highly vulnerable to mix.
│ │
▼ ▼
[Torah mandates separation] [A fortiori: Must preserve
identity even more carefully]
Kushya 2: Ravina's Teyku vs. Safek De'oraita Lechumra
Ravina raises a dilemma in Chullin 60a:
If someone grafts two species of grass, is he liable under the prohibition of kilayim?
The Gemara leaves this question unresolved with a teyku (let it stand).
According to the standard rules of halakhic decision-making, a doubt regarding a biblical law (safek de'oraita) must be resolved stringently (safek de'oraita lechumra). Since the prohibition of kilayim is biblical, we should treat the grafting of grasses as strictly forbidden.
However, if we look at the mechanics of the kal va'chomer, we face a conceptual paradox. A kal va'chomer is one of the thirteen hermeneutical principles used to derive biblical law. If the grasses' deduction was legally valid, then the prohibition of grafting grasses is a full biblical law. If the deduction was invalid, then there is no prohibition at all.
How can a teyku exist here? A teyku in the Talmud usually arises from a doubt about how to interpret a verse or a physical reality. But here, the doubt is about whether a self-deduced, natural logic that was approved by God (yismach Hashem b'ma'asav) has the formal status of a biblical command.
If the logic is valid, it is a certainty. If it is invalid, it is nothing. How can there be a middle state of "doubt" (safek) regarding the very mechanism of the law's creation?
Terutz
The Brisker Rav (Rav Yitzchok Ze'ev Soloveitchik) resolves this by distinguishing between two different types of biblical prohibitions:
- A Command-Based Prohibition (איסור חפצא מצד הציווי): A law that exists because of a direct divine decree.
- An Reality-Based Prohibition (איסור חפצא מצד המציאות): A law that exists because of the inherent metaphysical nature of the object itself.
If the Torah's prohibition of kilayim is purely a result of a direct command, then Ravina's query is simple. Since there is no explicit command regarding grasses, they should be permitted.
However, Ravina's deep insight is that kilayim might be a reality-based prohibition. When God created the world, He established physical and spiritual boundaries for each species. When the grasses made their kal va'chomer, they did not invent a new law. They simply recognized the metaphysical reality of their own creation.
When God approved of their logic, He confirmed that this boundary is a real part of the universe's structure.
Ravina's doubt is this: Does the prohibition of kilayim apply only where there is a formal, explicit command (tzivuy)? Or does it apply wherever a distinct species boundary exists in reality, even if that boundary was established through natural order and divine approval rather than a direct command?
[The Nature of Kilayim Prohibition]
│
┌────────────────────┴────────────────────┐
▼ ▼
[Command-Based (Tzivuy)] [Reality-Based (Metaphysical)]
Requires an explicit, Applies wherever distinct
direct biblical decree. boundaries exist in creation.
│ │
▼ ▼
[Grasses would be permitted] [Grasses would be forbidden]
│ │
└────────────────────┬────────────────────┘
▼
[Ravina's Teyku]
Because this is a fundamental question about how halakhic prohibitions are structured, it cannot be resolved by simple logic. It remains a teyku.
And because it remains unresolved, we apply the rule of safek de'oraita lechumra in practice. We prohibit the grafting of grasses, even though we cannot administer the biblical punishment of lashes (malkut) for violating it.
Intertext
1. The Moon's Renewal and the Liturgy of Kiddush Levanah
The cosmic narrative of the moon's diminishment in Chullin 60b is not just an ancient story. It is woven into the monthly liturgy of Kiddush Levanah (the Sanctification of the Moon), as recorded in Sanhedrin 42a.
In Sanhedrin 42a, the Gemara states:
אמר רב אחא בר חנינא אמר רב אסי אמר רב יהודה: כל המברך על החודש בזמנו כאילו מקבל פני שכינה.
"Whoever blesses the New Moon in its time, it is as if he receives the face of the Divine Presence."
The connection to Chullin 60b is deep. The moon’s cycle of diminishment and renewal is a mirror for the history of the Jewish people.
Just as the moon was diminished but promised a future restoration where its light will equal the sun's, Israel is diminished in exile but destined for future redemption.
This connection is made explicit in the liturgy of Kiddush Levanah itself:
עטרת תפארת לעמוסי בטן, שהם עתידים להתחדש כמותה.
"A crown of glory to those borne from the womb [Israel], who are destined to be renewed like her [the moon]."
When we stand under the night sky and bless the moon, we are not just observing an astronomical event. We are participating in the cosmic drama of Chullin 60b.
We are testifying that the diminishment of the moon—and the exile of Israel—is not permanent. It is a temporary state of concealment that prepares the way for a greater, more complete revelation of divine light.
[Chullin 60b: Cosmic Event] [Sanhedrin 42a: Halakhic Act]
┌──────────────────────────────┐ ┌──────────────────────────────┐
│ The Moon is diminished, │ │ Kiddush Levanah: We bless │
│ introducing cycles of │=======>│ the moon's renewal, aligning │
│ darkness and renewal. │ │ Israel's destiny with it. │
└──────────────────────────────┘ └──────────────────────────────┘
2. The Halakhic Status of Herbaceous Grafting (Harkavat Desha'im)
The practical resolution of Ravina's doubt in Chullin 60a travels through the major codes of halakha, highlighting the relationship between the Talmud, the Rambam, and the Shulchan Aruch.
The Rambam's Codification
In his Laws of Diverse Kinds, the Rambam writes:
אין מרכיבין ירק בירק, ולא אילן בירק, ולא ירק באילן. ואם הרכיב, פטור מפני שהוא ספק.
"One may not graft a herb onto a herb, nor a tree onto a herb, nor a herb onto a tree. And if one did graft them, he is exempt [from lashes] because it is a matter of doubt." Mishneh Torah, Kilayim 1:5
The Rambam directly codifies Ravina’s teyku. He rules stringently l'chatchilah (prohibiting the act of grafting herbs/grasses) because of the rule safek de'oraita lechumra.
However, b'di'avad (after the fact), if someone violates this and grafts them, they do not receive the biblical punishment of lashes (malkut). This is because we cannot administer physical punishment based on a doubt.
The Shulchan Aruch's Ruling
The Shulchan Aruch codifies this ruling in Yoreh Deah:
אין מרכיבין שני דשאים זה על זה... והעושה כן אינו לוקה מפני שהוא ספק.
"One may not graft two grasses onto one another... and one who does so does not receive lashes because it is a doubt." Shulchan Aruch, Yoreh Deah 295:1
This ruling has significant implications for modern agricultural science, particularly in the fields of plant breeding and genetic modification.
[Ravina's Teyku (Chullin 60a)]
│
▼
[Rambam (Mishneh Torah, Kilayim 1:5)]
- L'chatchilah: Forbidden (Safek De'oraita)
- B'di'avad: Exempt from lashes
│
▼
[Shulchan Aruch (Yoreh Deah 295:1)]
Formalizes the prohibition for practical Halakha.
Psak/Practice
1. Botanical Grafting vs. Genetic Modification
In modern halakhic decision-making, Ravina's teyku regarding the grafting of grasses (הרכיב שני דשאים) serves as a foundational text for analyzing genetic engineering and biotechnology.
The Definition of Grafting (Harkavah)
The classical prohibition of kilayim through grafting involves physically binding the tissues of two distinct plants (such as a scion and a rootstock) so that they grow together as one organism.
This physical joining of two distinct entities is what the Gemara in Chullin 60a identifies as a violation of the natural order established at Creation.
The Status of Gene Splicing
Modern poskim (including Rav Shlomo Zalman Auerbach in Minchat Shlomo) discuss whether transferring genetic material from one plant species to another falls under the biblical prohibition of kilayim.
[Classical Grafting: Harkavah] [Modern Gene Splicing]
┌──────────────────────────────┐ ┌──────────────────────────────┐
│ Physical joining of distinct │ │ Molecular transfer of DNA │
│ plant tissues. Forbidden. │ │ sequences. Permitted. │
└──────────────────────────────┘ └──────────────────────────────┘
Rav Shlomo Zalman Auerbach argues that genetic modification is fundamentally different from physical grafting:
- The Sub-Microscopic Level: Halakha does not govern entities or processes that are invisible to the naked eye. Since gene splicing occurs at the molecular level, it does not fall under the physical definition of harkavah.
- Creation of a New Entity: Splicing a gene does not combine two distinct plants. Instead, it introduces a specific trait (like pest resistance) into an existing plant, which then continues to reproduce "after its kind."
Therefore, while physical grafting of different grasses remains strictly forbidden due to Ravina's teyku Shulchan Aruch, Yoreh Deah 295:1, molecular genetic engineering of crops is generally permitted in halakha. It is viewed as a discovery of the inner potential of creation rather than a disruption of its boundaries.
2. The Primordial Bull and the Definition of Tzitz
The Gemara’s discussion in Chullin 60a about the single-horned bull sacrificed by Adam (שור שהקריב אדם הראשון) also impacts the laws of Temple offerings (kodshim).
[The Primordial Bull of Adam]
│
┌───────────┴───────────┐
▼ ▼
[Physical Form] [Halakhic Status]
Single horn on its Fit for sacrifice
forehead (makran). without chronological age.
The Shulchan Aruch and the Mishnah Brurah discuss the requirements for animals brought as sacrifices. The physical description of Adam's bull—specifically that its "horns preceded its hooves"—establishes a precedent:
An animal's fitness for the altar is determined by its physical maturity and development, not just its chronological age. While the Torah requires specific ages for sacrifices under normal circumstances, the primordial bull shows that when an animal is created or developed to full maturity, its physical state is what defines its halakhic status.
Takeaway
The cosmos was not created as a static machine, but as a dynamic tapestry of distinct identities. From the self-imposed boundaries of the grasses to the cyclical path of the moon, creation is designed to leave space for human partnership, prayer, and the elevation of physical reality.
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