Amalek: Son of Eliphaz
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Genesis 36:12
Additionally, Timna, a concubine of Esau’s son Eliphaz, gave birth to Amalek. These are the grandsons of Esau’s wife Adah.
1 Chronicles 1:36
The sons of Eliphaz: Teman, Omar, Zepho, Gatam, and Kenaz; and by Timna, Amalek.