Sahih al-Bukhari 2621
صحيح البخاري#2621SahihNarrated Ibn `Abbas:The Prophet (ﷺ) said, "He who takes back his present is like him who swallows his vomit
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: 51:53