79كانوا لا يَتَناهَونَ عَن مُنكَرٍ فَعَلوهُ ۚ لَبِئسَ ما كانوا يَفعَلونَ(Irfan-ul-Quran)(And they were cursed also because) they would not prevent one another from the evil deeds they used to do. Evil certainly were the deeds that they used to do.