The sons of Machir son of Manasseh went to Gilead and captured it, driving out the Amorites who were there.
In context
37The sons of Reuben built Heshbon, Elealeh, Kiriathaim, 38Nebo, and Baal-meon — their names were changed — and Sibmah. They gave new names to the towns they built. 39The sons of Machir son of Manasseh went to Gilead and captured it, driving out the Amorites who were there. 40So Moses gave Gilead to Machir son of Manasseh, and he settled there. 41Jair son of Manasseh went and captured their settlements, and named them the Villages of Jair.