Yunus 53

وَيَسْتَنۢبِـُٔونَكَ أَحَقٌّ هُوَ قُلْ إِى وَرَبِّىٓ إِنَّهُۥ لَحَقٌّ وَمَآ أَنتُم بِمُعْجِزِينَ ﴿٥٣﴾

Wayastanbioonaka ahaqqun huwa qul ee warabbee innahu lahaqqun wama antum bimuAAjizeena

And they ask you (O Muhammad SAW) to inform them (saying): "Is it true (i.e. the torment and the establishment of the Hour; - the Day of Resurrection)?" Say: "Yes! By my Lord! It is the very truth! and you cannot escape from it!" The Noble Quran