The Messenger of Allah [SAW] saw him wearing two garments dyed with safflower and he said: "This is the clothing of disbelievers; do not wear it." (Using translation from Nasāʾī 5316)
أَنَّ النَّبِيَّ ﷺ رَآهُ وَعَلَيْهِ ثَوْبَانِ مُعَصْفَرَانِ فَقَالَ هَذِهِ ثِيَابُ الْكُفَّارِ فَلَا تَلْبَسْهَا