Genesis 19:37-38

37The firstborn bore a son and called his name Moab.
 Moab sounds like the Hebrew for from father
bHe is the father of the Moabites to this day.
38The younger also bore a son and called his name Ben-ammi.
 Ben-ammi means son of my people
dHe is the father of the Ammonites to this day.

Deuteronomy 2:9

9And the Lord said to me, e‘Do not harass Moab or contend with them in battle, for I will not give you any of their land for a possession, because I have given fAr to gthe people of Lot for a possession.’
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