Reuben, Gad, and Half of Manasseh Settle East of the Jordan

12 "When we took possession of this land at that time, I gave to the Reubenites and the Gadites the territory beginning at Aro'er, which is on the edge of the valley of the Arnon, and half the hill country of Gilead with its cities;

Matthew Henry's Commentary on Deuteronomy 3:12

Commentary on Deuteronomy 3:12-20

(Read Deuteronomy 3:12-20)

This country was settled on the Reubenites, Gadites, and half the tribe of Manasseh: see Numbers 32. Moses repeats the condition of the grant to which they agreed. When at rest, we should desire to see our brethren at rest too, and should be ready to do what we can towards it; for we are not born for ourselves, but are members one of another.