Sahih Muslim 6652
صحيح مسلم#6652Sahihحَدَّثَنَا عَمْرٌو النَّاقِدُ، وَزُهَيْرُ بْنُ حَرْبٍ، قَالاَ حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنْ أَبِي الزِّنَادِ، بِهَذَا الإِسْنَادِ وَقَالَ " إِذَا ضَرَبَ أَحَدُكُمْ " .
This hadith has been transmitted on the authority of Abu Zinad and he said:" When one amongst you strikes (at the face)
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: 45:149