Quran 37:39 — The Arrangers (Al-Saffat)

وَما تُجزَونَ إِلّا ما كُنتُم تَعمَلونَ

You are requited only for what you have done.

[37:38] Most assuredly, you will taste the most painful retribution.

[37:40] Only GOD's servants who are absolutely devoted to Him alone (will be saved).