Numbers 26:18-20

Revised Standard Version

¹⁸ These are the families of the sons of Gad according to their number, forty thousand five hundred.

¹⁹ The sons of Judah were Er and Onan; and Er and Onan died in the land of Canaan. ²⁰ And the sons of Judah according to their families were: of Shelah, the family of the Shela′nites; of Perez, the family of the Per′ezites; of Zerah, the family of the Zer′ahites.