3 Bible Verses about Lack Of Sons

and asked Him, saying, Master, Moses said, If any man die, having no children, his brother shall marry his wife and raise up seed unto his brother.

and they asked Him, saying, Master, Moses, in his writings tells us, if any one's brother die, and leave a wife, and leave no children, that his brother shall take his wife, and raise up seed to his brother.

saying, Moses enjoined us, if any man's brother die, having a wife, and he die childless, that his brother should take his wife, and raise up seed to his brother.