שולחן ערוך אורח חיים · סימן תצ״ב

English

The fast on Mondays and Thursdays and the Monday after the Festivals. Containing 1 paragraph: Some have the custom to fast on Mondays and Thursdays, and also on the Monday after Pesach and after Sukkot. They wait until the entire month of Nisan and Tishrei has passed, and then they fast. Rema: In places like Ashkenaz and France, it is customary to fast, and they treat it like a public fast, with the recitation of Vayechal (Torah reading).