1 Chronicles 1:28 (KJV)

And Ophir, and Havilah, and Jobab. All these were the sons of Joktan.

Shem, Arphaxad, Shelah,

Eber, Peleg, Reu,

Serug, Nahor, Terah,

Abram; the same is Abraham.

These are their generations: The firstborn of Ishmael, Nebaioth; then Kedar, and Adbeel, and Mibsam,

Mishma, and Dumah, Massa, Hadad, and Tema,

Jetur, Naphish, and Kedemah. These are the sons of Ishmael.

Now the sons of Keturah, Abraham's concubine: she bare Zimran, and Jokshan, and Medan, and Midian, and Ishbak, and Shuah. And the sons of Jokshan; Sheba, and Dedan.

And the sons of Midian; Ephah, and Epher, and Henoch, and Abida, and Eldaah. All these are the sons of Keturah.