Joshua 15:5

The eastern border was the Salt (Dead) Sea, as far as the mouth of the Jordan. The northern border was from the bay of the sea at the mouth of the Jordan.

Numbers 34:12

and the [eastern] boundary shall go down to the Jordan [River], and its limit shall be at the Salt (Dead) Sea. This shall be your land according to its boundaries all around.’”

Numbers 34:10

‘You shall mark out your eastern boundary from Hazar-enan to Shepham;

Joshua 18:15-19

The southern side was from the edge of Kiriath-jearim, and the border went on westward and went to the source of the waters of Nephtoah.

Treasury of Scripture Knowledge

Summary

And the east border was the salt sea, even unto the end of Jordan. And their border in the north quarter was from the bay of the sea at the uttermost part of Jordan:

General references

Bible References

General references

Numbers 34:12
and the [eastern] boundary shall go down to the Jordan [River], and its limit shall be at the Salt (Dead) Sea. This shall be your land according to its boundaries all around.’”