18 "Then I commanded you at that time , saying , ' The Lord your God has given you this land to possess it; all you valiant men shall cross over armed before your brothers , the sons of Israel .

Matthew Henry's Commentary on Deuteronomy 3:18

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.