Numbers 32:41

32:41 Now Jair son of Manasseh went and captured their small towns and named them Havvoth Jair.

Deuteronomy 3:14

3:14 Jair, son of Manasseh, took all the Argob region as far as the border with the Geshurites and Maacathites (namely Bashan) and called it by his name, Havvoth-Jair, which it retains to this very day.)