أَفَأَمِنُواْ مَكْرَ اللّهِDid they then feel secure against Allah's plan!His torment, vengeance, and His power to destroy them while they are inattentive and heedless,فَلَ يَأْمَنُ مَكْرَ اللّهِ إِلاَّ الْقَوْمُ الْخَاسِرُونَNone feels secure from Allah's plan except the people who are the losers.Al-Hasan Al-Basri said,"The believer performs the acts of worship, all the while feeling fear, in fright and anxiety. The Fajir (wicked sinner, or disbeliever) commits the acts of disobedience while feeling safe (from Allah's torment)!