Deuteronomy 3:16
and to the Reubenites and the Gadites I gave the territory from Gilead as far as the Valley of the Arnon, with the middle of the valley as a border, as far over as the river Jabbok, the border of the Ammonites;
Numbers 21:24
And Israel defeated him with the edge of the sword and took possession of his land from the Arnon to the Jabbok, as far as to the Ammonites, for the border of the Ammonites was strong.
Deuteronomy 2:37
Only to the land of the sons of Ammon you did not draw near, that is, to all the banks of the river Jabbok and the cities of the hill country, whatever the LORD our God had forbidden us.
2 Samuel 24:5
They crossed the Jordan and began from Aroer, and from the city that is in the middle of the valley, toward Gad and on to Jazer.
Genesis 32:22
The same night he arose and took his two wives, his two female servants, and his eleven children, and crossed the ford of the Jabbok.
Numbers 32:33-38
And Moses gave to them, to the people of Gad and to the people of Reuben and to the half-tribe of Manasseh the son of Joseph, the kingdom of Sihon king of the Amorites and the kingdom of Og king of Bashan, the land and its cities with their territories, the cities of the land throughout the country.
Joshua 12:2-3
Sihon king of the Amorites who lived at Heshbon and ruled from Aroer, which is on the edge of the Valley of the Arnon, and from the middle of the valley as far as the river Jabbok, the boundary of the Ammonites, that is, half of Gilead,