“Therefore, the children of Israel shall not eat the sciatic nerve, which is upon the hip socket, to this day, because he touched Jacob’s hip socket, at the sciatic nerve” (Genesis 32:33). “Therefore, the children of Israel shall not eat the sciatic nerve [gid hanashe]” – why is it called gid hanashe? It is because it was dislocated [nasha] from its place. Rav Huna said: These extensions of the sciatic nerve are permitted, but Israel is holy and they prohibited it upon themselves.
Rabbi Yehuda and Rabbi Yosei: Rabbi Yehuda said: He touched one of them, and one of them was prohibited. Rabbi Yosei said: He touched one of them,13But the Torah did not specify which leg, implying that it is prohibited to eat the sciatic nerve from either leg. and both of them were prohibited. There is a tanna who teaches that logic dictates that it is the right one, in accordance with the opinion of Rabbi Yehuda.
There is a tanna who teaches that logic dictates that it is the left one,14It might have been the left one. in accordance with Rabbi Yosei. The one who says that logic dictates that it is the right one – “he touched his hip [yerekho] socket.”15“His” indicates that it is the nerve in his stronger leg. The one who says that logic dictates that it is the left one, it is as it is stated: “Because he touched Jacob’s hip [yerekh] socket.”