Menachot 66

Hook

Why does the Torah use the phrase "for you" (lakhem) when commanding the counting of the Omer? This seemingly minor linguistic detail is the primary weapon the Sages use to dismantle the Boethusian claim that counting begins on a Sunday.

Context

The Boethusians (a sect often associated with the Sadducees) interpreted "the morrow after the Shabbat" (Leviticus 23:15) literally as the Sunday following Passover. The Sages, however, fought to anchor the counting in the authority of the Beit Din (court), arguing that "Shabbat" here refers to the Festival day itself.

Text Snapshot

"By using the term 'for you,' the verse indicates that the counting of the weeks is dependent upon the decision of the court... This serves to exclude the possibility that the counting starts after the Shabbat of Creation, whose counting can be performed by every person, not only the court." (Menachot 66a)

Close Reading

• Structure: The Gemara functions as a legal laboratory. It lists ten proofs, but Rava—our critical filter—systematically discards all but the final two. He shows that most proofs rely on logical inferences that are still vulnerable to counter-arguments.
• Key Term: Lakhem ("for you"). The Sages read this as "by your [the court's] authority." It transforms the count from a natural, calendar-based event (Sunday) into a communal, legislative act.
• Tension: The tension lies between automatic time (the weekly Sabbath) and sanctified time (the calendar fixed by the court). If the count were tied to the weekly Sabbath, it would be a private, static obligation; tied to the court, it becomes a dynamic, national project.

Two Angles

• Rashi (66a:11:1): Focuses on the fragility of logic. He notes that even if we prove the count isn't on a Sunday, we still need to prove it starts on the first day of the Festival, rather than the seventh, showing how the Sages prioritize textual precision over broad assumptions.
• Steinsaltz/Beit Din: Emphasizes the institutional shift. The Sages argue that if the count were tied to the "Shabbat of Creation," it would be an individual duty. By tying it to the court, the counting becomes an act of national identity and sovereignty.

Practice Implication

This passage teaches that religious practice is not merely about "following nature" (the weekly cycle), but about engaging with communal authority. Today, we count nightly even without the Temple, carrying forward the Sages' insistence that our time is shaped by our community’s calendar, not just the passage of days.

Chevruta Mini

1. If the Sages' goal was to refute the Boethusians, why do you think Rava rejects so many of the earlier, seemingly logical proofs?
2. Does the lack of a Temple change the "for you" (communal authority) aspect of the mitzvah today, or does the tradition of Sefirat HaOmer remain a communal act?

Takeaway

The counting of the Omer is not a private ritual triggered by the calendar; it is a communal mandate authorized by the court, transforming time into a vehicle for national unity.