Genesis 21:31

In the morning they arose early, and each swore to the other; then Isaac sent them away, and they departed from him in peace.

So he called it Shibah; therefore the name of the city is Beersheba to this day.

So Israel set out with all that he had and came to Beersheba and offered sacrifices to the God of his father Isaac.

and Hazar-shual and Beersheba and Biziothiah,

and came to the fortified city of Tyre and to all the cities of the Hivites and of the Canaanites, and they went out to the south of Judah, to Beersheba.

And he was afraid and arose and ran for his life and came to Beersheba, which belongs to Judah, and left his young man there.

“But do not seek Bethel, And do not come to Gilgal, Nor cross over to Beersheba; For Gilgal will certainly go into exile, And Bethel will become evil.