Deuteronomy 3:16
And I've given Gilead to the descendants of Reuben and the descendants of Gad as far as the Arnon Valley, designating the middle of the valley as its boundary, including up to the Jabbok River as a boundary with the Ammonites.
Numbers 21:24
But Israel defeated him in battle and took possession of all his lands from Arnon to Jabbok, including the Ammonites, even though the border of the Ammonites was strong.
Deuteronomy 2:37
You did not encroach onto Ammonite land, the banks of the Wadi Jabbok, the towns in the hill country, and all the other places that were forbidden by the LORD our God."
2 Samuel 24:5
They crossed the Jordan River, encamped at Aroer south of the town that is located in the river valley, proceeding through Gad and then on toward Jazer.
Genesis 32:22
Later that night, he woke up, quickly took his two wives, his two women servants, and his eleven children, and forded the river at Jabbok.
Numbers 32:33-38
So Moses gave to the descendants of Gad, to the descendants of Reuben, and to the half-tribe of Joseph's son Manasseh the kingdom of Sihon, the king of the Amorites, and the kingdom of Og, the king of Bashan, the whole land with its cities, and even the territories surrounding it.
Joshua 12:2-3
Sihon king of the Amorites lived in Heshbon and ruled from Aroer, which is located on the edge of the Arnon River from the middle of the valley, including half of Gilead as far as Wadi Jabbok, the border of the Ammonites,