Deuteronomy 3:16

'And to the Reubenite and to the Gadite I have given from Gilead even unto the brook Arnon, the middle of the valley and the border, even unto Jabbok the brook, the border of the sons of Ammon,

Numbers 21:24

And Israel smiteth him by the mouth of the sword, and possesseth his land from Arnon unto Jabbok -- unto the sons of Ammon; for the border of the sons of Ammon is strong.

Deuteronomy 2:37

Only, unto the land of the sons of Ammon thou hast not drawn near, any part of the brook Jabbok, and cities of the hill-country, and anything which Jehovah our God hath not commanded.

2 Samuel 24:5

and they pass over the Jordan, and encamp in Aroer, on the right of the city that is in the midst of the brook of Gad, and unto Jazer,

Genesis 32:22

And he riseth in that night, and taketh his two wives, and his two maid-servants, and his eleven children, and passeth over the passage of Jabbok;

Numbers 32:33-38

And Moses giveth to them, to the sons of Gad, and to the sons of Reuben, and to the half of the tribe of Manasseh son of Joseph, the kingdom of Sihon king of the Amorite, and the kingdom of Og king of Bashan, the land by its cities, in the borders, the cities of the land round about.

Joshua 12:2-3

Sihon, king of the Amorite, who is dwelling in Heshbon, ruling from Aroer which is on the border of the brook Arnon, and the middle of the brook, and half of Gilead, and unto Jabok the brook, the border of the Bene-Ammon;

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
And Moses giveth to them, to the sons of Gad, and to the sons of Reuben, and to the half of the tribe of Manasseh son of Joseph, the kingdom of Sihon king of the Amorite, and the kingdom of Og king of Bashan, the land by its cities, in the borders, the cities of the land round about.
2 Samuel 24:5
and they pass over the Jordan, and encamp in Aroer, on the right of the city that is in the midst of the brook of Gad, and unto Jazer,

River jabbok

Deuteronomy 2:37
Only, unto the land of the sons of Ammon thou hast not drawn near, any part of the brook Jabbok, and cities of the hill-country, and anything which Jehovah our God hath not commanded.
Genesis 32:22
And he riseth in that night, and taketh his two wives, and his two maid-servants, and his eleven children, and passeth over the passage of Jabbok;
Numbers 21:24
And Israel smiteth him by the mouth of the sword, and possesseth his land from Arnon unto Jabbok -- unto the sons of Ammon; for the border of the sons of Ammon is strong.
Joshua 12:2
Sihon, king of the Amorite, who is dwelling in Heshbon, ruling from Aroer which is on the border of the brook Arnon, and the middle of the brook, and half of Gilead, and unto Jabok the brook, the border of the Bene-Ammon;

General references

Numbers 21:31
And Israel dwelleth in the land of the Amorite,
Numbers 34:14
for the tribe of the sons of Reuben have received, by the house of their fathers; and the tribe of the children of Gad, by the house of their fathers; and the half of the tribe of Manasseh have received their inheritance;
Psalm 136:21
And He gave their land for inheritance, For to the age is His kindness.