Sahih Muslim 6630
صحيح مسلم#6630SahihAbu Huraira reported Allah's Messenger (ﷺ) as saying:The worst amongst the people is the double-faced one; he comes to some people with one face and to others with the other face
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: 45:127