Genesis 25:2
And she bare him Zimran, and Jokshan, and Medan, and Midian, and Ishbak, and Shuah.
Genesis 25:3
And Jokshan begat Sheba, and Dedan. And the sons of Dedan were Asshurim, and Letushim, and Leummim.
1 Chronicles 1:32
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.