Genesis 46:12

12The sons of aJudah: Er, Onan, Shelah, Perez, and Zerah (but bEr and Onan died in the land of Canaan); and the sons of cPerez were Hezron and Hamul.

Numbers 26:20-21

20And the sons of Judah according to their clans were: of Shelah, the clan of the Shelanites; of Perez, the clan of the Perezites; of Zerah, the clan of the Zerahites. 21And the sons of Perez were: of Hezron, the clan of the Hezronites; of Hamul, the clan of the Hamulites.
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