Who is "Lu Chachmu ... : referring to"
Rashi (according to R. Nechemyah): It is referring to the nations of the world.
Rashi (according to R. Yehudah) and Targum Yonasan: It is referring to Yisrael - who did not look in the Torah, where they would have seen what will happen to them in the end if they sin. 1
Sifri: If they would have looked at the words of the Torah, no nation would have had jurisdiction over them.
What is "Yavinu le'Acharisam" referring to?
Rashi #2 (according to R. Yehudah) and Targum Yonasan: Refer to 32:29:1:2.