Sahih Muslim 3439
صحيح مسلم#3439SahihAbu Huraira (Allah be pleased with him) reported that Allah's Messenger (ﷺ) forbade a person to combine in marriage a womanarid her father's sister, and a woman and her mother's sister. Ibn Shihab said:So we regarded the paternal aunt of her (wife's) father and the maternal aunt of her (wife's) father at the same level
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: 16:42