Genesis 38:8

New Living Translation

Then Judah said to Er’s brother Onan, “Go and marry Tamar, as our law requires of the brother of a man who has died. You must produce an heir for your brother.”

Cross References

Genesis 19:31

One day the older daughter said to her sister, “There are no men left anywhere in this entire area, so we can’t get married like everyone else. And our father will soon be too old to have children.

Leviticus 18:16

“Do not have sexual relations with your brother’s wife, for this would violate your brother.

Ruth 1:11

But Naomi replied, “Why should you go on with me? Can I still give birth to other sons who could grow up to be your husbands?