I heard Abu ʿUthman an-Nahdi say: the letter of ‘Umar came to us when we were in Adhrabeejan with ʿUtbah bin Farqad, or in Syria, (saying). The Messenger of Allah ﷺ forbade silk except so much - two fingers. Abu ʿUthman said: We had no doubt that he meant silk borders. It was narrated that Qatadah said: I heard Abu ʿUthman an-Nahdi say: The letter of ‘Umar came to us...
سَمِعْتُ أَبَا عُثْمَانَ النَّهْدِيَّ قَالَجَاءَنَا كِتَابُ عُمَرَ وَنَحْنُ بِأَذْرَبِيجَانَ مَعَ عُتْبَةَ بْنِ فَرْقَدٍ أَوْ بِالشَّامِ أَمَّا بَعْدُ فَإِنَّ رَسُولَ اللهِ ﷺ نَهَى عَنِ الْحَرِيرِ إِلَّا هَكَذَا إِصْبُعَيْنِ قَالَ أَبُو عُثْمَانَ فَمَا عَتَّمْنَا إِلَّا أَنَّهُ الْأَعْلامُ