18th: ל״ג בעומר the 33rd of the Omer. “Scholar’s feast.”
שני חמישי ושני Fasts kept by some, on the first Monday, Thursday,
and Monday succeeding each other in the beginning of the month, in
order to atone for sins they may have committed on the Holydays.
3. Sivan.—3rd, 4th, and 5th: שלשת ימי הגבלה “The three days of
bordering” (Exod. xix. 10–12).
5th: ערב שבועות “The eve of the Feast of Weeks.”
6th and 7th: שבועות “Feast of Weeks,” also called “Pentecost.”
8th: אסרו חג “Farewell to the Festival.”