Genesis 25:1

“Then again Abraham took a wife, and her name was Keturah.”

Genesis 25:4

“And the sons of Midian; Ephah, and Epher, and Hanoch, and Abida, and Eldaah. All these were the children of Keturah.”

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...”

1 Chronicles 1:33

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