Thematic Bible: Takes two wives

And it happened at that time Judah went down from his brothers and turned in to a certain Adullamite, named Hirah. And Judah saw there a daughter of a certain Canaanite man named Shuah. And he took her and went in to her. And she conceived and bore a son. And he called his name Er. read more.
And she conceived again, and bore a son, and she called his name Onan. And she yet again conceived and bore a son. And she called his name Shelah. And she was at Chezib when she bore him. And Judah took a wife for Er his first-born, whose name was Tamar.