Deuteronomy 3:16

and I gave to the Reubenites and Gadites the area extending from Gilead to the Arnon Valley (the middle of the valley was the border) and up to the Jabbok River, the border of the Ammonites.

Numbers 21:24

Israel struck him with the sword and took possession of his land from the Arnon to the Jabbok, but only up to the Ammonite border, because it was fortified.

Deuteronomy 2:37

But you did not go near the Ammonites’ land, all along the bank of the Jabbok River, the cities of the hill country, or any place that the Lord our God had forbidden.

2 Samuel 24:5

They crossed the Jordan and camped in Aroer, south of the town in the middle of the valley, and then proceeded toward Gad and Jazer.

Genesis 32:22

During the night Jacob got up and took his two wives, his two female slaves, and his 11 sons, and crossed the ford of Jabbok.

Numbers 32:33-38

So Moses gave them—the Gadites, Reubenites, and half the 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 with the territories surrounding them.

Joshua 12:2-3

Sihon king of the Amorites lived in Heshbon. He ruled over the territory from Aroer on the rim of the Arnon Valley, along the middle of the valley, and half of Gilead up to the Jabbok River (the border of the Ammonites),

Treasury of Scripture Knowledge

Summary

And unto the Reubenites and unto the Gadites I gave from Gilead even unto the river Arnon half the valley, and the border even unto the river Jabbok, which is the border of the children of Ammon;

Bible References

Reubenites

Numbers 32:33
So Moses gave them—the Gadites, Reubenites, and half the 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 with the territories surrounding them.
2 Samuel 24:5
They crossed the Jordan and camped in Aroer, south of the town in the middle of the valley, and then proceeded toward Gad and Jazer.

River jabbok

Deuteronomy 2:37
But you did not go near the Ammonites’ land, all along the bank of the Jabbok River, 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 female slaves, and his 11 sons, and crossed the ford of Jabbok.
Numbers 21:24
Israel struck him with the sword and took possession of his land from the Arnon to the Jabbok, but only up to the Ammonite border, because it was fortified.
Joshua 12:2
Sihon king of the Amorites lived in Heshbon. He ruled over the territory from Aroer on the rim of the Arnon Valley, along the middle of the valley, and half of Gilead up to the Jabbok River (the border of the Ammonites),

General references

Numbers 21:31
So Israel lived in the Amorites’ land.
Numbers 34:14
For the tribe of the Reubenites and the tribe of the Gadites have received their inheritance according to their ancestral houses, and half the tribe of Manasseh has received its inheritance.
Psalm 136:21
and gave their land as an inheritance,
        His love is eternal.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.