Genesis 36:21

Dishon, Ezer, and Dishan. These were the chiefs of the Horites, the sons of Seir, in the land of Edom.

Surrounding context

36:20 These were the sons of Seir the Horite who inhabited the land: Lotan, Shobal, Zibeon, Anah,

36:21 Dishon, Ezer, and Dishan. These were the chiefs of the Horites, the sons of Seir, in the land of Edom.

36:22 And the sons of Lotan were Hori and Hemam. Lotan's sister was Timna.