Sahih Muslim 5710
صحيح مسلم#5710SahihA'isha reported that when Allah's Messenger (ﷺ) came to visit any sick he supplicated for him and said:Lord of the people, remove the malady, cure him for Thou art a great Curer. There is no cure but through Thine healing Power which leaves no trouble, and in the narration transmitted on the authority of Abu Bakr there is a slight variation of wording
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: 39:64