Reubenites

Numbers 32:33-38
So Moses gave to the Gadites, to the Reubenites, and to the half-tribe of Manasseh son of Joseph, the kingdom of Sihon king of the Amorites and the kingdom of Og king of Bashan--the land including its cities and the territory surrounding them. . . .

2 Samuel 24:5
They crossed the Jordan and camped near Aroer, south of the town in the middle of the valley, and proceeded toward Gad and Jazer.

river Jabbok

Deuteronomy 2:37
But you did not go near the land of the Ammonites, or the land along the banks of the Jabbok River, or the cities of the hill country, or any place that the LORD our God had forbidden.

Genesis 32:22
During the night Jacob got up and took his two wives, his two maidservants, and his eleven sons, and crossed the ford of Jabbok.

Numbers 21:24
And Israel put him to the sword and took possession of his land, from the Arnon to the Jabbok--but only up to the border of the Ammonites, because it was fortified.

Joshua 12:2, 3
Sihon king of the Amorites, who lived in Heshbon. He ruled from Aroer on the rim of the Arnon Valley, along the middle of the valley, up to the Jabbok River (the border of the Ammonites), that is, half of Gilead, . . .