Numbers 32:19

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

Joshua 13:8

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

Genesis 13:10-12

And Lot lifted up his eyes, and beheld all the plain of Jordan, that it was well watered every where, before the LORD destroyed Sodom and Gomorrah, even as the garden of the LORD, like the land of Egypt, as you came unto Zoar.

Genesis 14:12

And they took Lot, Abram's brother's son, who dwelt in Sodom, and his goods, and departed.

Numbers 32:32-33

We will pass over armed before the LORD into the land of Canaan, that the possession of our inheritance on this side of Jordan may be ours.

Numbers 34:15

The two tribes and the half tribe have received their inheritance on this side of Jordan near Jericho eastward, toward the sun rising.

Joshua 1:14-15

Your wives, your little ones, and your cattle, shall remain in the land which Moses gave you on this side of Jordan; but you shall pass before your brethren armed, all the mighty men of valor, and help them;

Joshua 12:1-6

Now these are the kings of the land, which the children of Israel struck, and possessed their land on the other side of Jordan toward the rising of the sun, from the river Arnon unto mount Hermon, and all the plain on the east:

2 Kings 10:32-33

In those days the LORD began to cut off parts of Israel: and Hazael defeated them in all the territory of Israel;

2 Kings 15:29

In the days of Pekah king of Israel came Tiglath-pileser king of Assyria, and captured Ijon, and Abel-beth-maachah, and Janoah, and Kedesh, and Hazor, and Gilead, and Galilee, all the land of Naphtali, and carried them captive to Assyria.

1 Chronicles 5:25-26

And they transgressed against the God of their fathers, and played the harlot with the gods of the people of the land, whom God destroyed before them.

Proverbs 20:21

An inheritance may be gotten hastily at the beginning; but the end thereof shall not be blessed.

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
And Lot lifted up his eyes, and beheld all the plain of Jordan, that it was well watered every where, before the LORD destroyed Sodom and Gomorrah, even as the garden of the LORD, like the land of Egypt, as you came unto Zoar.
Genesis 14:12
And they took Lot, Abram's brother's son, who dwelt in Sodom, and his goods, and departed.
2 Kings 10:32
In those days the LORD began to cut off parts of Israel: and Hazael defeated them in all the territory of Israel;
2 Kings 15:29
In the days of Pekah king of Israel came Tiglath-pileser king of Assyria, and captured Ijon, and Abel-beth-maachah, and Janoah, and Kedesh, and Hazor, and Gilead, and Galilee, all the land of Naphtali, and carried them captive to Assyria.
1 Chronicles 5:25
And they transgressed against the God of their fathers, and played the harlot with the gods of the people of the land, whom God destroyed before them.
Proverbs 20:21
An inheritance may be gotten hastily at the beginning; but the end thereof shall not be blessed.

Because

Numbers 32:33
And Moses gave unto them, even to the children of Gad, and to the children of Reuben, and unto half the 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, with the cities thereof within the borders, even the cities of the surrounding country.
Joshua 12:1
Now these are the kings of the land, which the children of Israel struck, and possessed their land on the other side of Jordan toward the rising of the sun, from the river Arnon unto mount Hermon, and all the plain on the east:
Joshua 13:8
With the other half tribe, the Reubenites and the Gadites have received their inheritance, which Moses gave them, beyond Jordan eastward, even as Moses the servant of the LORD gave them;