These are the tribes descended from Seir the Horite, of the original inhabitants of Edom: Lotan, Shobal, Zibeon, Anah, Dishon, Ezer, and Dishan. All of these were the descendants of Seir.
Smelling the aroma of food, Esau said to Jacob, “I’m starving! Let me eat some of that red stuff you’re cooking.” (This is why he is also called Edom.)