Biblical Sources
Numbers (NASB) 32:39
The sons of Machir the son of Manasseh went to Gilead and took it, and dispossessed the Amorites who were in it.
Numbers (NASB) 32:40
So Moses gave Gilead to Machir the son of Manasseh, and he lived in it.
Deuteronomy (NASB) 3:12
So we took possession of this land at that time. From Aroer, which is by the valley of Arnon, and half the hill country of Gilead and its cities I gave to the Reubenites and to the Gadites.
Deuteronomy (NASB) 3:13
The rest of Gilead and all Bashan, the kingdom of Og, I gave to the half-tribe of Manasseh, all the region of Argob (concerning all Bashan, it is called the land of Rephaim.
Deuteronomy (NASB) 3:15
To Machir I gave Gilead.
Deuteronomy (NASB) 3:16
To the Reubenites and to the Gadites I gave from Gilead even as far as the valley of Arnon, the middle of the valley as a border and as far as the river Jabbok, the border of the sons of Ammon;
Deuteronomy (NASB) 4:43
Bezer in the wilderness on the plateau for the Reubenites, and Ramoth in Gilead for the Gadites, and Golan in Bashan for the Manassites.