Sahih al-Bukhari 359
صحيح البخاري#359Sahihحَدَّثَنَا أَبُو عَاصِمٍ، عَنْ مَالِكٍ، عَنْ أَبِي الزِّنَادِ، عَنْ عَبْدِ الرَّحْمَنِ الأَعْرَجِ، عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ النَّبِيُّ صلى الله عليه وسلم " لاَ يُصَلِّي أَحَدُكُمْ فِي الثَّوْبِ الْوَاحِدِ، لَيْسَ عَلَى عَاتِقَيْهِ شَىْءٌ ".
Narrated Abu Huraira:The Prophet (ﷺ) said, "None of you should offer prayer in a single garment that does not cover the shoulders
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 al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 8:11