1 Kings 2:5,32
Moreover you know also what Joab the son of Zeruiah did to me, and what he did to the two captains of the hosts of Israel, to Abner the son of Ner, and to Amasa the son of Jether, whom he slew, and shed the blood of war in peace, and put the blood of war on his girdle that was about his loins, and in his shoes that were on his feet.
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1 Chronicles 2:17
And Abigail bore Amasa: and the father of Amasa was Jether the Ishmeelite.
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Does the Bible mention David's mother? | GotQuestions.org

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