As-Saffaat - 37:21

هَذَا يَوْمُ الْفَصْلِ الَّذِي كُنتُمْ بِهِ تُكَذِّبُونَ
[37:21]
This is the day of the judgment which you called a lie.
(A voice will say,) "This is the Day of Sorting Out, whose truth ye (once) denied!"
This is the Day of Separation, which ye used to deny.