Albert Barnes' Notes on the Whole Bible - Deuteronomy 31:7-8
Moses hands over to Joshua that office as leader of the people, to which he had already been designated Deuteronomy 1:38; Numbers 27:23. He assigns also to the Levitical priests and the elders, as the ecclesiastical and civil heads of the nation, the responsibility of teaching the law and enforcing its observance Deuteronomy 31:10-13. Both these were symbolic acts, designed to mark the responsibility of the parties concerned after the death of Moses. read more
The Pulpit Commentary - Deuteronomy 31:7-8
Moses, having in view the appointment of Joshua as his successor, also encourages him to go forward on the strength of the Divine promise. Thou must go with this people . This is a correct rendering of the words as they stand in the Hebrew text. The Samaritan, Syriac, and Vulgate have, "Thou shalt bring this people;" but this is probably an arbitrary correction in order to assimilate this to verse 23. And thou shalt cause them to inherit it ; i . e . shalt conduct them to the full... read more