﴿أَنْ لَا تَعْبُدُوا إِلَّا اللَّهَ ۖ إِنِّي أَخَافُ عَلَيْكُمْ عَذَابَ يَوْمٍ أَلِيمٍ﴾ 26. "That you worship none but Allâh; surely, I fear for you the torment of a painful Day."