Thematic Bible: Takes two wives

It happened at that time, that Judah went down from his brothers, and visited a certain Adullamite, whose name was Hirah. Judah saw there a daughter of a certain Canaanite whose name was Shua. He took her, and went in to her. She conceived, and bore a son; and he named him Er. read more.
She conceived again, and bore a son; and she named him Onan. She yet again bore a son, and named him Shelah: and he was at Chezib, when she bore him. Judah took a wife for Er, his firstborn, and her name was Tamar.