Numbers 34:6

6“For the western border, you shall have the Great Sea and its
Syriac; Hebrew lacks  its
coast. This shall be your western border.

Joshua 1:4

4 bFrom the wilderness and this Lebanon as far as the great river, the river Euphrates, all the land of the Hittites to the Great Sea toward the going down of the sun shall be your territory.

Joshua 15:12

12And the west boundary was cthe Great Sea with its coastline. This is the boundary around the people of Judah according to their clans.

Joshua 23:4

4Behold, dI have allotted to you as an inheritance for your tribes those nations that remain, along with all the nations that I have already cut off, from the Jordan to the Great Sea in the west.
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