Sunan Abi Dawud 4042
سنن أبي داود#4042Sahihحَدَّثَنَا مُوسَى بْنُ إِسْمَاعِيلَ، حَدَّثَنَا حَمَّادٌ، حَدَّثَنَا عَاصِمٌ الأَحْوَلُ، عَنْ أَبِي عُثْمَانَ النَّهْدِيِّ، قَالَ كَتَبَ عُمَرُ إِلَى عُتْبَةَ بْنِ فَرْقَدٍ أَنَّ النَّبِيَّ صلى الله عليه وسلم نَهَى عَنِ الْحَرِيرِ إِلاَّ مَا كَانَ هَكَذَا وَهَكَذَا أُصْبُعَيْنِ وَثَلاَثَةً وَأَرْبَعَةً .
Narrated Abu 'Uthman al-Nahdi:'Umar wrote to 'Utbah b. Farqad that the Prophet (ﷺ) forbade (wearing) silk except so-and-so, and so-and-so, to the extent of two, three, or four fingers
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (5829) Sahih Muslim (2069)
In-book reference: 34:23