Deuteronomy 3:12

And [so] we took possession of this land at that time, from Aroer, which [is] on the [edge of the] wadi of Arnon, and [also] half of the hill country of Gilead and its towns I gave to the Reubenites and to the Gadites.

Deuteronomy 2:36

From Aroer, which [is] on the edge of the wadi of Arnon and the city that [was] in the wadi on up to Gilead, [there] was not a city that was inaccessible to us; Yahweh our God gave {everything} {to us}.

Numbers 32:32-38

We ourselves will cross over armed {before} Yahweh to the land of Canaan, and the property of our inheritance [will remain] with us beyond the Jordan."

Deuteronomy 4:48

from Aroer, which [is] on the bank of the wadi of Arnon and as far as Mount Sirion; that [is], Hermon,

Joshua 12:2-6

Sihon king of the Amorites, who lived in Heshbon, and ruled from Aroer, which [is] on the edge of the wadi of Arnon, [from] the middle of the valley and half of Gilead, up to the {Jabbok River}, [which marks] the border of the {Ammonites};

Joshua 13:8-28

With it the Reubenites, and the Gadites received their inheritance, which Moses gave them beyond the Jordan to the east, just as Moses Yahweh's servant gave to them:

2 Kings 10:33

from the Jordan eastward: all of the land of Gilead, the Gadites, the Reubenites, and the Manassites, from Aroer which [is] on the Wadi Arnon and 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 wadi of Arnon and the city that [was] in the wadi on up to Gilead, [there] was not a city that was inaccessible to us; Yahweh our God gave {everything} {to us}.
Deuteronomy 4:48
from Aroer, which [is] on the bank of the wadi of Arnon and as far as Mount Sirion; that [is], Hermon,
Numbers 32:33
So Moses gave to them, to the descendants of Gad and the descendants of Reuben, and to half of the tribe of Joseph's son Manasseh, the kingdom of Sihon the king of Amorites and the kingdom of Og the king of the Bashan, the land with its cities [and their] territories, the cities of the surrounding land.
Joshua 12:2
Sihon king of the Amorites, who lived in Heshbon, and ruled from Aroer, which [is] on the edge of the wadi of Arnon, [from] the middle of the valley and half of Gilead, up to the {Jabbok River}, [which marks] the border of the {Ammonites};
Joshua 13:8
With it the Reubenites, and the Gadites received their inheritance, which Moses gave them beyond the Jordan to the east, just as Moses Yahweh's servant gave to them:
2 Kings 10:33
from the Jordan eastward: all of the land of Gilead, the Gadites, the Reubenites, and the Manassites, from Aroer which [is] on the Wadi Arnon and Gilead and Bashan.

General references

Numbers 34:14
For the tribe of the children of the Reubenites, the children of the Gadites, and the half-tribe of Manasseh took their inheritance according to the house of their families.
Deuteronomy 29:8
And we took their land and gave it as [an] inheritance to the Reubenites and to the Gadites and to [the] half-tribe of Manasseh.
Joshua 13:16
Their territory was from Aroer, which [was] on the edge of the wadi of Arnon, and the city that [is] in the middle of the valley, and all the plateau by Medeba;
Psalm 136:21
And he gave their land as an inheritance, for his loyal love [endures] forever.