Sahih Muslim 1539
صحيح مسلم#1539SahihThis hadith has been narrated with the same chain of transmitters, but al-Hadra' made this addition:" They both were equal in recitation
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: 5:372