Surah As-Saffat, ayah 21

هَٰذَا يَوۡمُ ٱلۡفَصۡلِ ٱلَّذِي كُنتُم بِهِۦ تُكَذِّبُونَ ٢١

Hādhā yawmul-faslil-ladhī kuntum bihī tukaddhibūn

[They will be told], "This is the Day of Judgement which you used to deny."