וְכֵ֤ן תַּֽעֲשֶׂה֙ בְּשִׁבְעָ֣ה בַחֹ֔דֶשׁ מֵאִ֥ישׁ שֹׁגֶ֖ה וּמִפֶּ֑תִי וְכִפַּרְתֶּ֖ם אֶת־הַבָּֽיִת׃
At ganito rin ang gagawin mo sa ikapitong araw ng buwan, para sa taong nagkasala nang hindi sinasadya at para sa taong walang-muwang; at sa gayon ay magbabayad-sala kayo para sa Bahay.
Mishnah Shabbat
And these are of halakhot which they stated in the upper chamber of Hananiah ben Hezekiah ben Gurion, when they went up to visit him. They took a count, and Bet Shammai outnumbered Beth Hillel and on that day they enacted eighteen measures.