Sahih al-Bukhari 4973
صحيح البخاري#4973SahihNarrated Ibn `Abbas:Abu Lahab said, "May you perish! Is it' for this that you have gathered us?" So there was revealed:'Perish the hands of Abu Lahab
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: 65:495