Numbers 32:39-41

39The descendants of Makir son of Manasseh went to Gilead, captured it and drove out the Amorites who were there. 40So Moses gave Gilead to the Makirites, the descendants of Manasseh, and they settled there. 41Jair, a descendant of Manasseh, captured their settlements and called them Havvoth Jair. Or them the settlements of Jair