Sunan Abi Dawud 2916
سنن أبي داود#2916SahihNarrated 'Aishah:The Messenger of Allah (ﷺ) as saying: The right of inheritance belongs to only to the one who paid the price (of the slave) and patronised him by doing an act of gratitude
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (6754)
In-book reference: 19:32