Sahih Muslim 3440
صحيح مسلم#3440Sahihوَحَدَّثَنِي أَبُو مَعْنٍ الرَّقَاشِيُّ، حَدَّثَنَا خَالِدُ بْنُ الْحَارِثِ، حَدَّثَنَا هِشَامٌ، عَنْ يَحْيَى، أَنَّهُ كَتَبَ إِلَيْهِ عَنْ أَبِي سَلَمَةَ، عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لاَ تُنْكَحُ الْمَرْأَةُ عَلَى عَمَّتِهَا وَلاَ عَلَى خَالَتِهَا " .
Abu Huraira (Allah be pleased with him) reported Allah's Messenger (ﷺ) as saying:One should not combine in marriage a woman with her father's sister, or her mother's sister
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 16:43