Joshua 13:25, 31

Their territory included Jazer, all the towns of Gilead, and half of the land of Ammon, as far as the town of Aroer just west of Rabbah.

It also included half of Gilead and King Og’s royal cities of Ashtaroth and Edrei. All this was given to the clans of the descendants of Makir, who was Manasseh’s son.