We would not want to make their fight harder, would we? When we are around our spiritual brothers and sisters, our manner of dress should help to make the congregation a haven of moral chastity.
فَبَعْضُهُمْ تَخَلَّوْا عَنْ نَمَطِ حَيَاةٍ فَاسِدٍ أَخْلَاقِيًّا ،‏ وَلَا يَزَالُونَ حَتَّى ٱلْآنَ يُحَارِبُونَ ٱلرَّغَبَاتِ ٱلْخَاطِئَةَ .‏