Rabban Gamliel would teach that all those who had not spoken of three things on Passover had not fulfilled their obligation to tell the story, and these three things are: פֶּסַח (point to the shank bone) The Pesah which our ancestors ate when the Second Temple stood: what is the reason for it? They ate the Pesah because the holy one, Blessed be He “passed over” the houses of our ancestors in Egypt, as it is written in the Torah: “And...