What is the Mitzvah of Tashbisu
Rabbi Sruly Bornstein
The Minchas Chinuch's chakirah in Tashbisu: is it an active Kum Va'aseh to get rid of your chametz, or is it the Shev V'al Ta'aseh of not having chametz. And that is the machlokes between Abaye and the other Amoraim in the Gemara. Sugya: תשביתו