28The sons of Abraham: Isaac and Ishmael.29These are their generations: the firstborn of Ishmael, Nebaioth, then Kedar, Adbeel, and Mibsam.30Mishma, Dumah, Massa, Hadad, and Tema.31Jetur, Naphish, and Kedemah. These are the sons of Ishmael.32The sons of Keturah, Abraham's concubine: she bore Zimran, Jokshan, Medan, Midian, Ishbak, and Shuah. The sons of Jokshan were Sheba and Dedan.33The sons of Midian: Ephah, Epher, Enoch, Abida, and Eldaah. All these were the sons of Keturah.34Abraham begot Isaac. The sons of Isaac: Esau and Israel.