Sahih Muslim 1183
صحيح مسلم#1183SahihA'isha reported:The wives of the Messenger of Allah (may peace be Upon him) made a mention of the church which they had seen in Abyssinia which was called Marya, and the rest of the hadith is the same
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: 5:23