Numbers 34:6

Your western border will be the coastline of the Mediterranean Sea; this will be your western border.

Joshua 1:4

Your territory will be from the wilderness and Lebanon to the great Euphrates River—all the land of the Hittites—and west to the Mediterranean Sea.

Joshua 9:1

When all the kings heard about Jericho and Ai, those who were west of the Jordan in the hill country, in the Judean foothills, and all along the coast of the Mediterranean Sea toward Lebanon—the Hittites, Amorites, Canaanites, Perizzites, Hivites, and Jebusites—

Joshua 15:12

Now the western border was the coastline of the Mediterranean Sea.

This was the boundary of the descendants of Judah around their clans.

Joshua 15:47

Ashdod, with its towns and villages; Gaza, with its towns and villages, to the Brook of Egypt and the coastline of the Mediterranean Sea.

Joshua 23:4

See, I have allotted these remaining nations to you as an inheritance for your tribes, including all the nations I have destroyed, from the Jordan westward to the Mediterranean Sea.

Ezekiel 47:10

Fishermen will stand beside it from En-gedi to En-eglaim. These will become places where nets are spread out to dry. Their fish will consist of many different kinds, like the fish of the Mediterranean Sea.

Ezekiel 47:15

“This is to be the border of the land:

On the north side it will extend from the Mediterranean Sea by way of Hethlon and Lebo-hamath to Zedad,

Ezekiel 47:20

On the west side the Mediterranean Sea will be the border, from the southern border up to a point opposite Lebo-hamath. This will be the western side.

Treasury of Scripture Knowledge

Summary

And as for the western border, ye shall even have the great sea for a border: this shall be your west border.

Bible References

General references

Joshua 1:4
Your territory will be from the wilderness and Lebanon to the great Euphrates River—all the land of the Hittites—and west to the Mediterranean Sea.
Joshua 9:1
When all the kings heard about Jericho and Ai, those who were west of the Jordan in the hill country, in the Judean foothills, and all along the coast of the Mediterranean Sea toward Lebanon—the Hittites, Amorites, Canaanites, Perizzites, Hivites, and Jebusites—
Joshua 15:12
Now the western border was the coastline of the Mediterranean Sea.

This was the boundary of the descendants of Judah around their clans.
Joshua 23:4
See, I have allotted these remaining nations to you as an inheritance for your tribes, including all the nations I have destroyed, from the Jordan westward to the Mediterranean Sea.
Ezekiel 47:10
Fishermen will stand beside it from En-gedi to En-eglaim. These will become places where nets are spread out to dry. Their fish will consist of many different kinds, like the fish of the Mediterranean Sea.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.