Hadith
أَخْبَرَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، قَالَ أَنْبَأَنَا عِيسَى بْنُ يُونُسَ، قَالَ حَدَّثَنَا سَعِيدٌ، عَنْ قَتَادَةَ، عَنْ أَنَسٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم أَرْخَصَ لِعَبْدِ الرَّحْمَنِ بْنِ عَوْفٍ وَالزُّبَيْرِ بْنِ الْعَوَّامِ فِي قُمُصِ حَرِيرٍ مِنْ حِكَّةٍ كَانَتْ بِهِمَا .
It was narrated from Anas that:The Messenger of Allah [SAW] granted a concession to 'Abdur-Rahman bin 'Awf and Az-Zubair bin Al-'Awwam allowing them to wear silken shirts because of scabies that they were suffering from
Sahih · Abu Ghuddah
Sunan an-Nasa'i 5310 ·Book 48, Hadith 271·Also available on sunnah.com·