Genesis 25:1-5

Now Abraham took another wife, whose name was Keturah.

She bore to him Zimran, Jokshan, Medan, Midian, Ishbak, and Shuah.

Jokshan fathered Sheba and Dedan. And the sons of Dedan were Asshurim, Letushim, and Leummim.

The sons of Midian were Ephah, Epher, Hanoch, Abida, and Eldaah. All of these were the sons of Keturah.

Now Abraham gave all that he had to Isaac;