Moses
Deuteronomy 31:19ESV·traditional attribution

“Now therefore write this song and teach it to the people of Israel. Put it in their mouths, that this song may be a witness for me against the people of Israel.

John Calvin Reformed @genevareformer

19. Now, therefore, write ye this song. It seems absurd that a useless remedy should be applied to an incurable disease. Why does not God rather correct their wickedness, and by His Spirit mold their hearts to obedience, than pour forth words in vain into their deaf ears?

Matthew Henry Presbyterian @wholebiblehenry

Here, I. Moses and Joshua are summoned to attend the divine majesty at the door of the tabernacle, Deu 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.

Commenting on Deuteronomy 31:14-21

John Gill Reformed Baptist @doctorgill

For when I shall have brought them into the land which I sware unto their fathers,.... To give it to them, and put them into the possession of it, even the land of Canaan, often thus described, and as it is by the following character: that floweth with milk and honey; aboundeth with all good things; see Exo 3:8, and they shall have eaten and...