קח לך את יהושע בן נון איש אשר רוח בו ... ונתתה מהודך עליו למען ישמעו כל עדת בני ישראל
Targum Onkelos comments, B’dil di yikablum minei kol k’nishta divnei Yisrael; “So that the entire congregation of Bnei Yisrael will accept him.” Rashi writes, “So that they treat him with respect and fear, in the manner that they treat you.” It is wonderful to have Moshe Rabbeinu’s approval, but is it not superfluous? Once Hashem gave the order, “Take to yourself Yehoshua,” what else was necessary to segue to Yehoshua becoming Moshe’s successor? Is Hashem’s approval insufficient that it was necessary for the people to see that Moshe, too, was on board with this choice? Why did Moshe have to…