John Gills Exposition of the Bible Commentary - Deuteronomy 31:19
Now, therefore, write ye this song for you ,.... Which was now dictated by the Lord, and given to Moses and Joshua to write, which is recorded in Deuteronomy 32:1 , and teach it the children of Israel ; teach them by it, instructing them in the meaning of it: thus it was usual in ancient times to write things in verses, that they might be the more pleasingly attended to and regarded, and be longer retained in memory; and especially this practice was used with children, and still is: ... read more
Matthew Henry's Complete Commentary - Deuteronomy 31:14-21
Here, I. Moses and Joshua are summoned to attend the divine majesty at the door of the tabernacle, Deut. 31:14. Moses is told again that he must shortly die; even those that are most ready and willing to die have need to be often reminded of the approach of death. In consideration of this, he must come himself to meet God; for whatever improves our communion with God furthers our preparation for death. He must also bring Joshua with him to be presented to God for a successor, and to receive... read more