A man setting free his slave woman then marrying her Sunan Ibn Majah 1958

Arabic hadith text
حَدَّثَنَا حُبَيْشُ بْنُ مُبَشِّرٍ، حَدَّثَنَا يُونُسُ بْنُ مُحَمَّدٍ، حَدَّثَنَا حَمَّادُ بْنُ زَيْدٍ، عَنْ أَيُّوبَ، عَنْ عِكْرِمَةَ، عَنْ عَائِشَةَ، ‏.‏أَنَّ رَسُولَ اللَّهِ ـ صلى الله عليه وسلم ـ أَعْتَقَ صَفِيَّةَ وَجَعَلَ عِتْقَهَا صَدَاقَهَا وَتَزَوَّجَهَا ‏.‏
Translation
It was narrated from 'Aishah

that the Messenger of Allah (ﷺ) set Safiyyah free, and made her ransom her dowry, and he married her.