Allah's Messenger (ﷺ) said, "Time will pass rapidly, good deeds will decrease, and miserliness will be
thrown (in the hearts of the people), and the Harj (will increase)." They asked, "What is the Harj?" He
replied, "(It is) killing (murdering), (it is) murdering (killing).
Sahih al-Bukhari Book 78, Hadith 67