as well as Nebo and Baal-meon (whose names were changed), and Sibmah. And they renamed the cities they rebuilt.
And the children of Machir the son of Manasseh went to Gilead, and took it,.... That part of it which Moses gave unto the half tribe of Manasseh, which till now was in the hand of the Amorites; for half Mount Gilead, and the cities thereof, were given to the Reubenites and Gadites, which is the land of Gilead they desired, and which was already...
(their names being changed)--either because it was the general custom of conquerors to do so; or, rather, because from the prohibition to mention the names of other gods (Exo 23:13), as Nebo and Baal were, it was expedient on the first settlement of the Israelites to obliterate all remembrance of those idols. (See Jos 13:17-20).
Num 32:37-38 The Reubenites built Heshbon, the capital of king Sihon (see Num 21:16), which was allotted to the tribe of Reuben (Jos 13:17), but relinquished to the Gadites, because it was situated upon the border of their territory, and given up by them to the Levites (Jos 21:39; 1Ch 6:66).
Commenting on Numbers 32:37-38