Sahih Muslim 2617
صحيح مسلم#2617SahihAbu Sa'id al-Khudri (Allah be pleased with him) reported:We went out on an expedition with the Messenger of Allah (ﷺ) during Ramadan and neither the observer of the fast was found fault with for his fasting, nor the breaker of the fast for breaking it
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: 13:123