Genesis 28:9
then Esau went to Ishmael and took Mahalath, the daughter of Ishmael, son of Abraham, sister of Nebaioth, as a wife, in addition to the wives he had.
Genesis 36:3
and Basemath, the daughter of Ishmael, the sister of Nebaioth.
Genesis 25:13-17
And these are the names of the sons of Ishmael, by their names according to their family records. The firstborn of Ishmael [was] Nebaioth, then Kedar, Adbeel, Mibsam,
Genesis 26:34
And [when] Esau was forty years old he took as wife Judith, daughter of Beeri the Hittite, and Basemath, daughter of Elon the Hittite.
Genesis 36:13
Now these [are] the sons of Reuel: Nahath, Zerah, Shammah, and Mizzah. These [are] the sons of Basemath, the wife of Esau.
Genesis 36:18
Now these [are] the sons of Oholibamah, the wife of Esau: the chiefs Jeush, Jalam, and Korah. These [are] the chiefs born of Oholibamah, the daughter of Anah, the wife of Esau.