Genesis 28:9
Then went Esau unto Ishmael, and took, besides the wives whom he had, Mahalath the daughter of Ishmael Abraham's son, the sister of Nebaioth, to be his wife.
Genesis 36:3
And Basemath Ishmael's daughter, sister of Nebaioth.
Genesis 25:13-17
And these are the names of the sons of Ishmael, by their names, according to their generations: the firstborn of Ishmael, Nebaioth; and Kedar, and Adbeel, and Mibsam,
Genesis 26:34
And Esau was forty years old when he took to wife Judith the daughter of Beeri the Hittite, and Basemath the daughter of Elon the Hittite:
Genesis 36:13
And these are the sons of Reuel; Nahath, and Zerah, Shammah, and Mizzah: these were the sons of Basemath Esau's wife.
Genesis 36:18
And these are the sons of Oholibamah Esau's wife; chief Jeush, chief Jalam, chief Korah: these were the chiefs that came of Oholibamah the daughter of Anah, Esau's wife.