وَمَا كَانَ لَهُۥ عَلَيْهِم مِّن سُلْطَـٰنٍ إِلَّا لِنَعْلَمَ مَن يُؤْمِنُ بِٱلْـَٔاخِرَةِ مِمَّنْ هُوَ مِنْهَا فِى شَكٍّ ۗ وَرَبُّكَ عَلَىٰ كُلِّ شَىْءٍ حَفِيظٌ
Wa maa kaana lahoo 'alaihim min sultaanin illaa lina'lama mai yu minu bil Aakhirati mimman huwa minhaa fee shakk; wa Rabbuka 'alaa kulli shai'in Hafeez
even though he had no authority over them. But [We aim] to distinguish those who believe in the life to come from those who doubt it: [Prophet], your Lord observes everything.
Yet he had no power over them — except that we might know who believes in the hereafter from who is in doubt about it. And your Lord watches over all things.