Deuteronomy 22:29

then the man who lay with her shall give to the young woman's father fifty shekels of silver, and she shall be his wife because he has humbled her; he shall not be permitted to divorce her all his days.

Surrounding context

22:28 "If a man finds a young woman who is a virgin, who is not betrothed, and he seizes her and lies with her, and they are found out,

22:29 then the man who lay with her shall give to the young woman's father fifty shekels of silver, and she shall be his wife because he has humbled her; he shall not be permitted to divorce her all his days.

22:30 "A man shall not take his father's wife, nor uncover his father's bed.

Translation and sources