Quran 3:21 Ali 'Imran, ayah 21 of 200

إِنَّ ٱلَّذِينَ يَكْفُرُونَ بِـَٔايَـٰتِ ٱللَّهِ وَيَقْتُلُونَ ٱلنَّبِيِّـۧنَ بِغَيْرِ حَقٍّ وَيَقْتُلُونَ ٱلَّذِينَ يَأْمُرُونَ بِٱلْقِسْطِ مِنَ ٱلنَّاسِ فَبَشِّرْهُم بِعَذَابٍ أَلِيمٍ ۝٢١

3:21 Lo! those who disbelieve the revelations of Allah, and slay the prophets wrongfully, and slay those of mankind who enjoin equity: promise them a painful doom.