Sahih Muslim 1346
صحيح مسلم#1346SahihAbu Zubair al-Makki reported that he had heard 'Abdullah b. Zubair uttering (the words) like that of the hadith (narrated above) at the end of the prayer after pronouncing salutation. He at the conclusion also said that he was making a mention of that from the Messenger of Allah (ﷺ)
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: 5:183