Deuteronomy 3:12

"When we took possession of this land at that time, I gave to the Reubenites and the Gadites the territory beginning at Aroer, which is on the edge of the Valley of the Arnon, and half the hill country of Gilead with its cities.

Deuteronomy 2:36

From Aroer, which is on the edge of the Valley of the Arnon, and from the city that is in the valley, as far as Gilead, there was not a city too high for us. The LORD our God gave all into our hands.

Numbers 32:32-38

We will pass over armed before the LORD into the land of Canaan, and the possession of our inheritance shall remain with us beyond the Jordan."

Deuteronomy 4:48

from Aroer, which is on the edge of the Valley of the Arnon, as far as Mount Sirion (that is, Hermon),

Joshua 12:2-6

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,

Joshua 13:8-28

With the other half of the tribe of Manasseh the Reubenites and the Gadites received their inheritance, which Moses gave them, beyond the Jordan eastward, as Moses the servant of the LORD gave them:

2 Kings 10:33

from the Jordan eastward, all the land of Gilead, the Gadites, and the Reubenites, and the Manassites, from Aroer, which is by the Valley of the Arnon, that is, Gilead and Bashan.

Treasury of Scripture Knowledge

Summary

And this land, which we possessed at that time, from Aroer, which is by the river Arnon, and half mount Gilead, and the cities thereof, gave I unto the Reubenites and to the Gadites.

Bible References

From aroer

Deuteronomy 2:36
From Aroer, which is on the edge of the Valley of the Arnon, and from the city that is in the valley, as far as Gilead, there was not a city too high for us. The LORD our God gave all into our hands.
Deuteronomy 4:48
from Aroer, which is on the edge of the Valley of the Arnon, as far as Mount Sirion (that is, Hermon),
Numbers 32:33
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
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,
Joshua 13:8
With the other half of the tribe of Manasseh the Reubenites and the Gadites received their inheritance, which Moses gave them, beyond the Jordan eastward, as Moses the servant of the LORD gave them:
2 Kings 10:33
from the Jordan eastward, all the land of Gilead, the Gadites, and the Reubenites, and the Manassites, from Aroer, which is by the Valley of the Arnon, that is, Gilead and Bashan.

General references

Numbers 34:14
For the tribe of the people of Reuben by fathers' houses and the tribe of the people of Gad by their fathers' houses have received their inheritance, and also the half-tribe of Manasseh.
Deuteronomy 29:8
We took their land and gave it for an inheritance to the Reubenites, the Gadites, and the half-tribe of the Manassites.
Joshua 13:16
So their territory was from Aroer, which is on the edge of the Valley of the Arnon, and the city that is in the middle of the valley, and all the tableland by Medeba;
Psalm 136:21
and gave their land as a heritage, for his steadfast love endures forever;

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.