Shabbat 154a and Shabbat 154b, on whether the possibility of stoning is necessary for the possibility of a hatat sacrifice and vice verse, particularly in the context of mehamer, commanding an animal to act in Shabbat-prohibited ways. The idea of a lav ha-nitan le-azharat mitat bet din, a prohibition in the Torah to set up a court administered death penalty, then ways to get loads off an animal on Shabbat, depending on muktzeh issues, closing with a discussion of tzedadin, using the sides of an animal or tree.
