Qur'an 30:6 · Ar-Room

وَعْدَ ٱللَّهِ ۖ لَا يُخْلِفُ ٱللَّهُ وَعْدَهُۥ وَلَٰكِنَّ أَكْثَرَ ٱلنَّاسِ لَا يَعْلَمُونَ

(6) [It is] the promise of Allāh. Allāh does not fail in His promise, but most of the people do not know.