(It is also counted as a land of Rephaim. Rephaim formerly lived there—but the Ammonites call them Zamzummim—
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
That also was accounted a land of giants,.... Ammon was so reckoned as well as Moab, Deu 2:10. giants dwelt therein in old time; the Rephaim dwelt there, as they did also in Ashteroth Karnaim, Gen 14:5. and the Ammonites call them Zamzummims; they are thought to be the same with the Zuzims in Gen 14:5 who had their name, as Hillerus (c) thinks, from...
(That also was accounted a land of giants: giants dwelt therein in old time; and the Ammonites call them Zamzummims; (i) Who called themselves Rephaims: that is, preservers, or physicians to heal and reform vices: but were indeed Zamzummims, that is, wicked and abominable.