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.
The sons of 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;
Then Judah said to Tamar his daughter-in-law, “Remain a widow in your father’s house, till Shelah my son grows up”—for he feared that he would die, like his brothers. So Tamar went and remained in her father’s house.
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.