Kitto's Popular Cyclopedia of Biblial Literature
Am´alek, a son of Eliphaz (the first-born of Esau) by his concubine Timna: he was the chieftain, or Emir, of an Idumean tribe (Genesis 36:16).
Kitto, John, ed. Entry for 'Amalek'. "Kitto's Popular Cyclopedia of Biblial Literature". https://www.studylight.org/encyclopedias/eng/kbe/a/amalek.html.