Some of those are openly wicked; others are impostors, hiding what they do under an appearance of righteousness.
وَأَضَافَ أَنَّ ‹ ٱلنَّاسَ ٱلْأَشْرَارَ وَٱلدَّجَّالِينَ سَيَتَقَدَّمُونَ مِنْ سَيِّئٍ إِلَى أَسْوَأَ › .‏