Cross reference
Genesis 38:6
6 And Judah took a wife for his first son Er, and her name was Tamar.
Genesis 21:21
21 And while he was in the waste land of Paran, his mother got him a wife from the land of Egypt.
Genesis 24:3
3 And take an oath by the Lord, the God of heaven and the God of the earth, that you will not get a wife for my son Isaac from the daughters of the Canaanites among whom I am living;
Matthew 1:3
3 And the sons of Judah were Perez and Zerah by Tamar; and the son of Perez was Hezron; and the son of Hezron was Ram;