land of the Gilead

Numbers 32:1
Now the Reubenites and Gadites, who had very large herds and flocks, surveyed the lands of Jazer and Gilead, and they saw that the region was suitable for livestock.

Deuteronomy 3:15
To Machir I gave Gilead,

Joshua 17:1
Now this was the allotment for the tribe of Manasseh as Joseph's firstborn son, namely for Machir the firstborn of Manasseh and father of the Gileadites, who had received Gilead and Bashan because Machir was a man of war.