فَرِحَ المُخَلَّفونَ بِمَقعَدِهِم خِلافَ رَسولِ اللَّهِ وَكَرِهوا أَن يُجاهِدوا بِأَموالِهِم وَأَنفُسِهِم في سَبيلِ اللَّهِ وَقالوا لا تَنفِروا فِي الحَرِّ ۗ قُل نارُ جَهَنَّمَ أَشَدُّ حَرًّا ۚ لَو كانوا يَفقَهونَ

Those who stayed behind rejoiced in staying behind the Messenger of God, and they disliked striving with their wealth and lives in God’s cause. They said, “Don’t venture out in the heat.” Say, “The fire of Hell is hotter still—if only they could understand.”