Joshua 13:9

from Aroer, which is on the edge of the valley of the Arnon, with the city which is in the middle of the valley, and all the plain of Medeba, as far as Dibon;

Numbers 21:30

“But we have cast them down,
Heshbon is ruined as far as Dibon,
Then we have laid waste even to Nophah,
Which reaches to Medeba.”

Joshua 13:16

Their territory was from Aroer, which is on the edge of the valley of the Arnon, with the city which is in the middle of the valley and all the plain by Medeba;

Deuteronomy 3:12

“So we took possession of this land at that time. From Aroer, which is by the valley of Arnon, and half the hill country of Gilead and its cities I gave to the Reubenites and to the Gadites.

Deuteronomy 3:16

To the Reubenites and to the Gadites I gave from Gilead even as far as the valley of Arnon, the middle of the valley as a border and as far as the river Jabbok, the border of the sons of Ammon;

Joshua 12:2

Sihon king of the Amorites, who lived in Heshbon, and ruled from Aroer, which is on the edge of the valley of the Arnon, both the middle of the valley and half of Gilead, even as far as the brook Jabbok, the border of the sons of Ammon;

Isaiah 15:2

They have gone up to the temple and to Dibon, even to the high places to weep.
Moab wails over Nebo and Medeba;
Everyone’s head is bald and every beard is cut off.

Jeremiah 48:18

Come down from your glory
And sit on the parched ground,
O daughter dwelling in Dibon,
For the destroyer of Moab has come up against you,
He has ruined your strongholds.

Jeremiah 48:22

against Dibon, Nebo and Beth-diblathaim,

Treasury of Scripture Knowledge

Summary

From Aroer, that is upon the bank of the river Arnon, and the city that is in the midst of the river, and all the plain of Medeba unto Dibon;

Bible References

All the plain

Numbers 21:30
“But we have cast them down,
Heshbon is ruined as far as Dibon,
Then we have laid waste even to Nophah,
Which reaches to Medeba.”
Isaiah 15:2
They have gone up to the temple and to Dibon, even to the high places to weep.
Moab wails over Nebo and Medeba;
Everyone’s head is bald and every beard is cut off.
Jeremiah 48:18
Come down from your glory
And sit on the parched ground,
O daughter dwelling in Dibon,
For the destroyer of Moab has come up against you,
He has ruined your strongholds.

General references

Numbers 21:31
Thus Israel lived in the land of the Amorites.
Numbers 34:14
For the tribe of the sons of Reuben have received theirs according to their fathers’ households, and the tribe of the sons of Gad according to their fathers’ households, and the half-tribe of Manasseh have received their possession.
Joshua 13:16
Their territory was from Aroer, which is on the edge of the valley of the Arnon, with the city which is in the middle of the valley and all the plain by Medeba;
Judges 11:19
And Israel sent messengers to Sihon king of the Amorites, the king of Heshbon, and Israel said to him, “Please let us pass through your land to our place.”