2:3 The sons of Judah:
Er, Onan, and Shelah. These three were born to him by Bathshua, a Canaanite woman. Er, Judah’s firstborn, displeased the Lord, so the Lord killed him.
2:4 Tamar, Judah’s daughter-in-law, bore to him Perez and Zerah. Judah had five sons in all.