1 Chronicles 4:21-23

Descendants of Judah

²¹ The sons of _m Shelah the son of Judah: Er the father of Lecah, Laadah the father of Mareshah, and the clans of the house of linen workers at Beth-ashbea; ²² and Jokim, and the men of Cozeba, and Joash, and Saraph, who ruled in Moab and returned to Lehem ₁ (now the records ₂ are ancient). ²³ These were the potters who were inhabitants of Netaim and Gederah. They lived there in the king's service.

1. Cross References
   1 Chronicles 2:3
   The sons of Judah: Er, Onan and Shelah; these three Bath-shua the Canaanite bore to him. Now Er, Judah's firstborn, was evil in the sight of the Lord, and he put him to death.
   Genesis 38:1
   It happened at that time that Judah went down from his brothers and turned aside to a certain Adullamite, whose name was Hirah.
   Genesis 38:5
   Yet again she bore a son, and she called his name Shelah. Judah was in Chezib when she bore him.
   Genesis 46:12
   The sons of Judah: Er, Onan, Shelah, Perez, and Zerah (but Er and Onan died in the land of Canaan); and the sons of Perez were Hezron and Hamul.
   Numbers 26:20
   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.