Sahih al-Bukhari 1266
صحيح البخاري#1266Sahihحَدَّثَنَا قُتَيْبَةُ، حَدَّثَنَا حَمَّادٌ، عَنْ أَيُّوبَ، عَنْ سَعِيدِ بْنِ جُبَيْرٍ، عَنِ ابْنِ عَبَّاسٍ ـ رضى الله عنهما ـ قَالَ بَيْنَمَا رَجُلٌ وَاقِفٌ مَعَ رَسُولِ اللَّهِ صلى الله عليه وسلم بِعَرَفَةَ إِذْ وَقَعَ مِنْ رَاحِلَتِهِ فَأَقْصَعَتْهُ ـ أَوْ قَالَ فَأَقْعَصَتْهُ ـ فَقَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " اغْسِلُوهُ بِمَاءٍ وَسِدْرٍ، وَكَفِّنُوهُ فِي ثَوْبَيْنِ، وَلاَ تُحَنِّطُوهُ وَلاَ تُخَمِّرُوا رَأْسَهُ، فَإِنَّ اللَّهَ يَبْعَثُهُ يَوْمَ الْقِيَامَةِ مُلَبِّيًا ".
Narrated Ibn `Abbas:While a man was at `Arafat (for Hajj) with Allah's Messenger (ﷺ), he fell down from his Mount and broke his neck (and died). So Allah's Messenger (ﷺ) said, "Wash him with water and Sidr and shroud him in two pieces of cloth and neither perfume him nor cover his head, for Allah will resurrect him on the Day of Resurrection and he will be saying 'Labbaik
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: 23:27