Sahih Muslim 5350
صحيح مسلم#5350Sahihحَدَّثَنِي عَبْدُ اللَّهِ بْنُ عَبْدِ الرَّحْمَنِ الدَّارِمِيُّ، أَخْبَرَنَا يَحْيَى بْنُ حَسَّانَ، أَخْبَرَنَا سُلَيْمَانُ، بْنُ بِلاَلٍ عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، عَنْ عَائِشَةَ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَالَ " نِعْمَ الأُدُمُ - أَوِ الإِدَامُ - الْخَلُّ " .
A'isha reported Allah's Apostle (ﷺ) as saying:The best of condiments or condiment is vinegar
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: 36:224