Moses
Deuteronomy 2:13BSB·traditional attribution

“Now arise and cross over the Brook of Zered.” So we crossed over the Brook of Zered.

John Calvin Reformed @genevareformer

13. Now rise up. He now proceeds with what he had begun in verse 9, viz, that God had commanded them to pass by the land of Seir, and to advance to the brook Zered; as much as to say, that after they had been subdued by their misfortunes, they were prohibited from further progress, until God should open the way before them, and thus...

Matthew Henry Presbyterian @wholebiblehenry

It is observable here that Moses, speaking of the Edomites (Deu 2:8), calls them, "our brethren, the children of Esau." Though they had been unkind to Israel, in refusing them a peaceable passage through their country, yet he calls them brethren.

Commenting on Deuteronomy 2:8-23

John Gill Reformed Baptist @doctorgill

Now rise up, said I, and get you over the brook Zered,.... It is called the valley of Zered, Num 21:12, the word used signifying both a valley and a brook; and it is very probable there were both a valley and a brook of the same name; it must be near Dibongad, since in one place it is said the Israelites came from Ijim...