Sahih al-Bukhari 7460
صحيح البخاري#7460SahihNarrated Muawiya:I heard the Prophet (ﷺ) saying, "A group of my followers will keep on following Allah's Laws strictly and they will not be harmed by those who will disbelieve them or stand against them till Allah's Order (The Hour) will come while they will be in that state
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: 97:86