Sahih Muslim 1276
صحيح مسلم#1276SahihThis hadith is reported by Mansur with the same chain of transmitters, but with these words:" He should aim at correct (prayer) and it is advisable
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: 5:114