The Day they will hear the blast [of the Horn] in truth. That is the Day of Emergence [from the graves].
The Saheeh International Quran Translation
يَوْمَ يَسْمَعُونَ ٱلصَّيْحَةَ بِٱلْحَقِّ ذَٰلِكَ يَوْمُ ٱلْخُرُوجِThe Day they will hear the blast [of the Horn] in truth. That is the Day of Emergence [from the graves].