Shabbatai ben Meir HaKohen was a noted 17th century talmudist and halakhist. He became known as the Shakh, which is an abbreviation of his most important work, Siftei Kohen on the Shulchan Aruch.

Adar is the sixth month of the civil year and the twelfth month of the religious year on the Hebrew calendar, roughly corresponding to the month of March in the Gregorian calendar. It is a month of 29 days.