Yevamot 16a and Yevamot 16b, after proving Beit Shammai did act on their views, a story about how matters were turned around, leading us to other halachic issues, and lineage issues.
Yevamot 16a and Yevamot 16b, after proving Beit Shammai did act on their views, a story about how matters were turned around, leading us to other halachic issues, and lineage issues.