Sahih Muslim 4956
صحيح مسلم#4956SahihIt has been related by, Yazid b. al-Asamm that he heard Mu'awiya b. Abu Sfyan quote a tradition from the Prophet (ﷺ) which he related from the Prophet (mail peace he upon him) -and he did not hear him quote from the Prophet (masy peace be upon him) any tradition other than this in the course of his sermon from the pulpit-that whom Allah wants to do a favour, He grants him an understanding of religion. A group of people from the Muslims will remain on the Right Path and continue until the Day of Judgment to triumph over those who oppose them
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 33:251