34 : 21
وَمَا كَانَ لَهُۥ عَلَيۡهِم مِّن سُلۡطَٰنٍ إِلَّا لِنَعۡلَمَ مَن يُؤۡمِنُ بِٱلۡأٓخِرَةِ مِمَّنۡ هُوَ مِنۡهَا فِي شَكّٖۗ وَرَبُّكَ عَلَىٰ كُلِّ شَيۡءٍ حَفِيظٞ
even though he had no authority over them, except that We might distinguish those who believe in the Hereafter from those who are in doubt about it. Your Lord is Watchful over all things.”