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,

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.

and Basemath, the daughter of Ishmael, the sister of Nebaioth.