Sahih al-Bukhari 2756
صحيح البخاري#2756SahihNarrated Ibn `Abbas:The mother of Sa`d bin 'Ubada died in his absence. He said, "O Allah's Messenger (ﷺ)! My mother died in my absence; will it be of any benefit for her if I give Sadaqa on her behalf?" The Prophet (ﷺ) said, "Yes," Sa`d said, "I make you a witness that I gave my garden called Al Makhraf in charity on her behalf
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 55:19