Mishneh Torah, Forbidden Foods 11-13

Sugya Map: The Ontology of Libation (Yayin Nesech)

• Core Issue: Does the prohibition of Yayin Nesech (wine poured to idolatry) stem from a discrete negative commandment (lav) regarding the wine itself, or is it a subset of general idolatry?
• Nafka Mina: The application of shiurim (minimal measures) and the threshold for malkot (lashes).
• Primary Sources:
  • Mishneh Torah, Hilchot Ma'achalot Assurot 11:1.
  • Avodah Zarah 34b (The equation of libation to sacrifice).
  • Sefer HaMitzvot, Negative Commandment 194.

Text Snapshot

"יין שנתנסך לעבודת כוכבים... השותה ממנו כל שהוא לוקה מן התורה... שנאמר 'ולא ידבק בידך מאומה' (דברים יג:יח)." (Hilchot Ma'achalot Assurot 11:1)

Nuance: Rambam cites Deuteronomy 13:18 ("Let no trace of the condemned cling to your hand") to justify the kolshehu (any amount) prohibition. Note the dikduk—the Rambam shifts the verse from its context in Ir HaNidachat (condemned city) to a universal category for any idolatrous takkrovot (offerings).

Readings

• Rambam: Posits that libation wine is a distinct lav. He counts the prohibition of benefitting from it as a separate commandment, arguing that since it is "offered," it shares the same ontological status as an idol itself, thus triggering the kolshehu rule.
• Ramban (Hasagot): Argues that libation wine is not a distinct lav but is subsumed under the general prohibition of Avodah Zarah. He contends that the verse lo yidbak refers strictly to the idol itself, not the wine.

Friction

Kushya: If lo yidbak applies only to the idol (cherem), how can Rambam derive the prohibition of drinking any amount of wine from it? Terutz: The Jerusalem Talmud (AZ 4:12) equates Yayin Nesech to the cherem of the Ir HaNidachat. Rambam views the "libation" act as an ontological transformation; the wine ceases to be liquid and becomes "part of the deity," thus inheriting the cherem status of the idol.

Intertext

• SA, Yoreh De'ah 123:1: Codifies the prohibition of benefit, following Rambam's stringency, though acknowledging the Rabbinic expansion to "ordinary" gentile wine (stam yeinam) to prevent intermarriage.

Psak/Practice

The meta-psak heuristic is clear: while the Scriptural prohibition is limited to wine actually used for libation, the Rabbinic fence (gezeirah) is absolute. In contemporary practice, the "boiled wine" (yayin mevushal) leniency (11:9) functions as a legal "reset," as pasteurization technically removes the wine from the category of "fit for the altar," thereby nullifying the gezeirah.

Takeaway

The prohibition of Yayin Nesech is an ontological boundary, not merely a dietary one; it treats the wine as an extension of the idolatrous act itself. Therefore, the gezeirah of stam yeinam is not a mere precaution, but a recognition that the "mind of the gentile" is presumed focused on the divine, rendering their wine an extension of their theological intent.