The sons of Ezer were Bilhan, Zaavan, and Jaakan. The sons of Dishan were Uz and Aran.
1 Chronicles 1:42
Surrounding context
1:41 The son of Anah was Dishon. The sons of Dishon were Hamran, Eshban, Ithran, and Cheran.
1:42 The sons of Ezer were Bilhan, Zaavan, and Jaakan. The sons of Dishan were Uz and Aran.
1:43 Now these were the kings who reigned in the land of Edom before a king reigned over the children of Israel: Bela the son of Beor, and the name of his city was Dinhabah.