Berean Study Bible (BSB) - Joshua 15:4 >

It proceeded to Azmon, joined the Brook of Egypt, and ended at the Sea. This was their southern border.

Jewish Publication Society of America Version (JPS1917) - Joshua 15:4 >

And it passed along to Azmon, and went out at the Brook of Egypt; and the goings out of the border were at the sea; this shall be your south border.