Wa iz qultum yaa Moosaa lan nu'mina laka hattaa naral laaha jahratan fa akhazat kumus saa'iqatu wa antum tanzuroon
Remember when you said, "O Moses, we are not going to believe you until we see with our own eyes Allah (talking to you)". At that very time a thunderbolt struck you while you were looking on and you fell lifeless.