أَلَا إِنَّهُمْ فِي مِرْيَةٍ مِّن لِّقَاءِ رَبِّهِمْ أَلَا إِنَّهُ بِكُلِّ شَيْءٍ مُّحِيطٌ

Indeed, they are in doubt about the encounter with their Lord! Indeed, He embraces all things!