Numbers 26:19-22

The sons of Judah were Er and Onan; and Er and Onan died in the land of Canaan. And 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. And the sons of Perez were: of Hezron, the clan of the Hezronites; of Hamul, the clan of the Hamulites. These are the clans of Judah as they were listed, 76,500.