Magdiel, and Iram. These were the chiefs of Edom, according to their settlements in the land they possessed. Esau was the father of the Edomites.
By degrees, it seems, the Edomites wormed out the Horites, obtained full possession of the country, and had a government of their own. 1. They were ruled by kings, who governed the whole country, and seem to have come to the throne by election, and not by lineal descent; so bishop Patrick observes.
Commenting on Genesis 36:31-43
Duke Magdiel, duke Iram: these [be] the dukes of Edom, according to their habitations in the land of their possession: he [is] Esau the father of the Edomites. (i) Of Edom came the Idumeans.
He is Esau the father of the Edomites - That is, The preceding list contains an account of the posterity of Esau, who was the father of Edom. Thus ends Esau's history; for after this there is no farther account of his life, actions, or death, in the Pentateuch. 1.