Jami` at-Tirmidhi 1182
جامع الترمذي#1182Da'ifMuzahir bin Aslam narrated that Al-Qasim narrated from Aishah that:The Messenger of Allah said: "The divorce for a slave woman is two divorces, and her Iddah is two menstruations
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirDaif
Al-AlbaniDaif
Zubair Ali ZaiDaif
In-book reference: 13:8