Genesis 26:35

The same day, Isaac’s servants came, and told him concerning the well which they had dug, and said to him, “We have found water.”

He called it “Shibah”. Therefore the name of the city is “Beersheba” to this day.

When Esau was forty years old, he took as wife Judith, the daughter of Beeri the Hittite, and Basemath, the daughter of Elon the Hittite.