'Umar addressed us at a place known as Jabiya (Syria) and he said: Allah's Apostle ﷺ forbade us the wearing of silk but to the extent of two or three fingers or four fingers.
نَهَى نَبِيُّ اللَّهِ ﷺ عَنْ لُبْسِ الْحَرِيرِ إِلاَّ مَوْضِعَ إِصْبَعَيْنِ أَوْ ثَلاَثٍ أَوْ أَرْبَعٍ