Deuteronomy 22:25

22:25 But if the man came across the engaged woman in the field and overpowered her and raped her, then only the rapist must die.

Deuteronomy 22:29

22:29 The man who has raped her must pay her father fifty shekels of silver and she must become his wife because he has violated her; he may never divorce her as long as he lives.