Seir: A Range of Hills Southwest of the Dead Sea: Originally Inhabited by Horites
Source: Nav
Genesis 14:6
and the Horites in the area of Mount Seir, as far as El-paran, which is near the desert.
Genesis 36:20–30
These are the sons of Seir the Horite, who were living in the land: Lotan, Shobal, Zibeon, Anah, / Dishon, Ezer, and Dishan. They are the chiefs of the Horites, the descendants of Seir in the land of Edom. / The sons of Lotan were Hori and Hemam. Timna was Lotan’s sister.
Deuteronomy 2:12
The Horites used to live in Seir, but the descendants of Esau drove them out. They destroyed the Horites from before them and settled in their place, just as Israel did in the land that the LORD gave them as their possession.)