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
The label above is the grade most of these scholars gave, each scholar counted once — 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. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Our source also lists this ruling under Muhammad Muhyi Al-Din Abdul Hamid, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.
In-book reference: 34:23