Cross reference
Genesis 36:16
16 chief Korah, chief Gatam, chief Amalek; these `are' chiefs of Eliphaz, in the land of Edom; these `are' sons of Adah.
Exodus 15:15
15 Then have chiefs of Edom been troubled: Mighty ones of Moab -- Trembling doth seize them! Melted have all inhabitants of Canaan!