Sunan Abi Dawud — Divorce (Kitab Al-Talaq) — Hadith No: 2312
Translation
Mu’tamir reported on the authority of his father Sa’id bin Al Hassan explain the Qur’anic verse “But if anyone compels them, yet after such compulsion is Allaah oft-forgiving most merciful(to them), said Allaah is oft-forgiving to those (slave girls) who were compelled (to prostitution)