“After you days will come when ignorance will become widespread, knowledge will disappear and there will be much Harj.” They said: “O Messenger of Allah, what is Harj?” He said: “Killing.” (Using translation from Ibn Mājah 4051)
قَالَ رَسُولُ اللهِ ﷺ إِنَّ مِنْ وَرَائِكُمْ أَيَّامًا يَنْزِلُ فِيهَا الْجَهْلُ وَيُرْفَعُ فِيهَا الْعِلْمُ وَيَكْثُرُ فِيهَ الْهَرْجُ قَالُوا يَا رَسُولَ اللهِ وَمَا الْهَرْجُ؟ قَالَ الْقَتْلُ