Sahih Muslim 3068
صحيح مسلم#3068SahihIbn 'Umar (Allah be pleased with them) reported that Umar (Allah be pleased with him) kissed the Stone and said:I am kissing you, whereas I know that you are a stone, but I saw Allah's Messenger (ﷺ) kissing you (that Is why I kiss you)
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: 15:274