And these are the names of the sons of Ishmael, by their names, according to their generations: The firstborn of Ishmael, Nebajoth; then Kedar, Adbeel, Mibsam,

that Esau went to Ishmael and took Mahalath the daughter of Ishmael, Abraham's son, the sister of Nebajoth, to be his wife along with the wives he had.