Sahih al-Bukhari 4825
صحيح البخاري#4825SahihNarrated `Abdullah:Five things have passed: Al-Lizam, the defeat of the Romans, the mighty grasp, the splitting of the moon, and the smoke
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: 65:347