Sahih al-Bukhari 4997
صحيح البخاري#4997SahihNarrated Ibn `Abbas:The Prophet (ﷺ) was the most generous person, and he used to become more so (generous) particularly in the month of Ramadan because Gabriel used to meet him every night of the month of Ramadan till it elapsed. Allah's Messenger (ﷺ) used to recite the Qur'an for him. When Gabriel met him, he used to become more generous than the fast wind in doing good
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: 66:19