Sahih al-Bukhari 2919
صحيح البخاري#2919Sahihحَدَّثَنَا أَحْمَدُ بْنُ الْمِقْدَامِ، حَدَّثَنَا خَالِدٌ، حَدَّثَنَا سَعِيدٌ، عَنْ قَتَادَةَ، أَنَّ أَنَسًا، حَدَّثَهُمْ أَنَّ النَّبِيَّ صلى الله عليه وسلم رَخَّصَ لِعَبْدِ الرَّحْمَنِ بْنِ عَوْفٍ وَالزُّبَيْرِ فِي قَمِيصٍ مِنْ حَرِيرٍ، مِنْ حِكَّةٍ كَانَتْ بِهِمَا.
Narrated Anas:The Prophet (ﷺ) allowed `Abdur-Rahman bin `Auf and Az-Zubair to wear silken shirts because they had a skin disease causing itching
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: 56:132