Surah Az-Zumar, ayah 39

39:39

قُلۡ يَٰقَوۡمِ ٱعۡمَلُواْ عَلَىٰ مَكَانَتِكُمۡ إِنِّي عَٰمِلٞۖ فَسَوۡفَ تَعۡلَمُونَ ٣٩

Qul yāqawmi'malū 'alā makānatikum innī 'āmilun fasawfa ta'lamūn

Say, "O my people, work according to your position, [for] indeed, I am working; and you are going to know