Sahih Muslim 3569
صحيح مسلم#3569SahihA'isha (Allah be pleased with her) reported Allah's Messenger (ﷺ) as saying:"What becomes unlawful through breastfeeding is that which becomes unlawful through birth
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: 17:2