chief Magdiel, chief Iram. These are the chiefs of Edom (that is, Esau, the father of the Edomites), according to their habitations in the land of their possession.
(New American Standard Bible)
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.
(King James Version)