Numbers 32:19

for we do not inherit with them beyond the Jordan and yonder, for our inheritance hath come unto us beyond the Jordan at the sun -rising.'

Joshua 13:8

with it the Reubenite, and the Gadite, have received their inheritance, which Moses hath given to them beyond the Jordan eastward, as Moses servant of Jehovah hath given to them;

Genesis 13:10-12

And Lot lifteth up his eyes, and seeth the whole circuit of the Jordan that it is all a watered country (before Jehovah's destroying Sodom and Gomorrah, as Jehovah's garden, as the land of Egypt,) in thy coming toward Zoar,

Genesis 14:12

and they take Lot, Abram's brother's son (seeing he is dwelling in Sodom), and his substance, and go away.

Numbers 32:32-33

we -- we pass over armed before Jehovah to the land of Canaan, and with us is the possession of our inheritance beyond the Jordan.'

Numbers 34:15

the two tribes and the half of the tribe have received their inheritance beyond the Jordan, near Jericho, eastward, at the sun -rising.'

Joshua 1:14-15

your wives, your infants, and your substance, abide in the land which Moses hath given to you beyond the Jordan, and ye -- ye pass over by fifties, before your brethren, all the mighty ones of valour, and have helped them,

Joshua 12:1-6

And these are kings of the land whom the sons of Israel have smitten, and possess their land, beyond the Jordan, at the sun-rising, from the brook Arnon unto mount Hermon, and all the plain eastward.

2 Kings 10:32-33

In those days hath Jehovah begun to cut off some in Israel, and Hazael smiteth them in all the border of Israel,

2 Kings 15:29

In the days of Pekah king of Israel hath Tiglath-Pileser king of Asshur come, and taketh Ijon, and Abel-Beth-Maachah, and Janoah, and Kedesh, and Hazor, and Gilead, and Galilee, all the land of Naphtali, and removeth them to Asshur.

1 Chronicles 5:25-26

And they trespass against the God of their fathers, and go a-whoring after the gods of the peoples of the land whom God destroyed from their presence;

Proverbs 20:21

An inheritance gotten wrongly at first, Even its latter end is not 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 lifteth up his eyes, and seeth the whole circuit of the Jordan that it is all a watered country (before Jehovah's destroying Sodom and Gomorrah, as Jehovah's garden, as the land of Egypt,) in thy coming toward Zoar,
Genesis 14:12
and they take Lot, Abram's brother's son (seeing he is dwelling in Sodom), and his substance, and go away.
2 Kings 10:32
In those days hath Jehovah begun to cut off some in Israel, and Hazael smiteth them in all the border of Israel,
2 Kings 15:29
In the days of Pekah king of Israel hath Tiglath-Pileser king of Asshur come, and taketh Ijon, and Abel-Beth-Maachah, and Janoah, and Kedesh, and Hazor, and Gilead, and Galilee, all the land of Naphtali, and removeth them to Asshur.
1 Chronicles 5:25
And they trespass against the God of their fathers, and go a-whoring after the gods of the peoples of the land whom God destroyed from their presence;
Proverbs 20:21
An inheritance gotten wrongly at first, Even its latter end is not blessed.

Because

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.
Joshua 12:1
And these are kings of the land whom the sons of Israel have smitten, and possess their land, beyond the Jordan, at the sun-rising, from the brook Arnon unto mount Hermon, and all the plain eastward.
Joshua 13:8
with it the Reubenite, and the Gadite, have received their inheritance, which Moses hath given to them beyond the Jordan eastward, as Moses servant of Jehovah hath given to them;