Numbers 32:19

For we will not inherit with them on the other side of the Jordan, and forward; because our inheritance is fallen to us on this side of the Jordan eastward."

Joshua 13:8

With him the Reubenites and the Gadites received their inheritance, which Moses gave them, beyond the Jordan eastward, even as Moses the servant of Yahweh gave them:

Genesis 13:10-12

Lot lifted up his eyes, and saw all the plain of the Jordan, that it was well-watered everywhere, before Yahweh destroyed Sodom and Gomorrah, like the garden of Yahweh, like the land of Egypt, as you go to Zoar.

Genesis 14:12

They took Lot, Abram's brother's son, who lived in Sodom, and his goods, and departed.

Numbers 32:32-33

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

Numbers 34:15

the two tribes and the half-tribe have received their inheritance beyond the Jordan at Jericho eastward, toward the sunrise."

Joshua 1:14-15

Your wives, your little ones, and your livestock, shall live in the land which Moses gave you beyond the Jordan; but you shall pass over before your brothers armed, all the mighty men of valor, and shall help them

Joshua 12:1-6

Now these are the kings of the land, whom the children of Israel struck, and possessed their land beyond the Jordan toward the sunrise, from the valley of the Arnon to Mount Hermon, and all the Arabah eastward:

2 Kings 10:32-33

In those days Yahweh began to cut off from Israel; and Hazael struck them in all the borders of Israel;

2 Kings 15:29

In the days of Pekah king of Israel came Tiglath Pileser king of Assyria, and took Ijon, and Abel Beth Maacah, and Janoah, and Kedesh, and Hazor, and Gilead, and Galilee, all the land of Naphtali; and he carried them captive to Assyria.

1 Chronicles 5:25-26

They trespassed against the God of their fathers, and played the prostitute after the gods of the peoples of the land, whom God destroyed before them.

Proverbs 20:21

An inheritance quickly gained at the beginning, won't be blessed in the end.

Treasury of Scripture Knowledge

Summary

For we will not inherit with them on yonder side Jordan, or forward; because our inheritance is fallen to us on this side Jordan eastward.

Bible References

We will

Genesis 13:10
Lot lifted up his eyes, and saw all the plain of the Jordan, that it was well-watered everywhere, before Yahweh destroyed Sodom and Gomorrah, like the garden of Yahweh, like the land of Egypt, as you go to Zoar.
Genesis 14:12
They took Lot, Abram's brother's son, who lived in Sodom, and his goods, and departed.
2 Kings 10:32
In those days Yahweh began to cut off from Israel; and Hazael struck them in all the borders of Israel;
2 Kings 15:29
In the days of Pekah king of Israel came Tiglath Pileser king of Assyria, and took Ijon, and Abel Beth Maacah, and Janoah, and Kedesh, and Hazor, and Gilead, and Galilee, all the land of Naphtali; and he carried them captive to Assyria.
1 Chronicles 5:25
They trespassed against the God of their fathers, and played the prostitute after the gods of the peoples of the land, whom God destroyed before them.
Proverbs 20:21
An inheritance quickly gained at the beginning, won't be blessed in the end.

Because

Numbers 32:33
Moses gave to them, even to the children of Gad, and to the children 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, according to the cities of it with [their] borders, even the cities of the surrounding land.
Joshua 12:1
Now these are the kings of the land, whom the children of Israel struck, and possessed their land beyond the Jordan toward the sunrise, from the valley of the Arnon to Mount Hermon, and all the Arabah eastward:
Joshua 13:8
With him the Reubenites and the Gadites received their inheritance, which Moses gave them, beyond the Jordan eastward, even as Moses the servant of Yahweh gave them: