Hadith 10:522
Abu Bakr narrated to us, he said: Ibn ‘Ulayyah narrated to us, from Ayyub, from Nafi’, who said: The slave woman is separated from the free man and the slave [husband] by two pronouncements of divorce.
حدثنا أبو بكر قال نا بن علية عن ايوب عن نافع قال تبين الأمة من الحر والعبد بتطليقتين