Bible Verses About Levirate Marriage

If brethren dwell together, and one of them die, and have no child, the wife of the dead shall not marry without unto a stranger : her husband's brother shall go in unto her, and take her to him to wife, and perform the duty of an husband's brother unto her.

Then went Boaz up to the gate, and sat him down there: and, behold, the kinsman of whom Boaz spake came by; unto whom he said, Ho, such a one! turn aside, sit down here. And he turned aside, and sat down.

And it came to pass at that time, that Judah went down from his brethren, and turned in to a certain Adullamite, whose name was Hirah.