Genesis 36:1-3

Now these are the records of the generations of Esau (that is, Edom).

Esau took his wives from the daughters of Canaan: Adah the daughter of Elon the Hittite, and Oholibamah the daughter of Anah, the granddaughter of Zibeon the Hivite;

also Basemath, Ishmael’s daughter, the sister of Nebaioth.