1 Chronicles 2:3

Judah’s Descendants

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.

1 Chronicles 4:21

4:21 The sons of Shelah son of Judah:

Er the father of Lecah, Laadah the father of Mareshah, the clans of the linen workers at Beth-Ashbea,