Numbers 34:12

The boundary will go down to the Jordan, and its limits will be at the Salt Sea. This will be your land according to its boundaries all around.'"

Numbers 34:3

Your southern edge will be from the desert of Zin toward the side of Edom, and your southern border will be from the end of the Salt Sea to the east;

Genesis 13:10

And Lot lifted up his eyes and saw the whole plain of the Jordan, that all of it [was] well-watered land--[this was] before Yahweh destroyed Sodom and Gomorrah--like the garden of Yahweh, like the land of Egypt {in the direction of} Zoar.

Genesis 14:3

All these joined forces at the valley of Siddim (that [is], the sea of the salt).

Genesis 19:24-26

Yahweh rained down from heaven upon Sodom and Gomorrah brimstone and fire from Yahweh.

Treasury of Scripture Knowledge

Summary

And the border shall go down to Jordan, and the goings out of it shall be at the salt sea: this shall be your land with the coasts thereof round about.

General references

Bible References

The salt sea

Numbers 34:3
Your southern edge will be from the desert of Zin toward the side of Edom, and your southern border will be from the end of the Salt Sea to the east;
Genesis 13:10
And Lot lifted up his eyes and saw the whole plain of the Jordan, that all of it [was] well-watered land--[this was] before Yahweh destroyed Sodom and Gomorrah--like the garden of Yahweh, like the land of Egypt {in the direction of} Zoar.
Genesis 14:3
All these joined forces at the valley of Siddim (that [is], the sea of the salt).
Genesis 19:24
Yahweh rained down from heaven upon Sodom and Gomorrah brimstone and fire from Yahweh.

General references

Joshua 15:5
[The] eastern border [is] the Salt Sea up to the mouth of the Jordan. [The] border on [the] northern side [runs] from the bay of the sea at the mouth of the Jordan;