إِنَّ السَّاعَةَ آتِيَةٌ أَكَادُ أُخْفِيهَا لِتُجْزَى كُلُّ نَفْسٍ بِمَا تَسْعَى
Indeed the Hour is bound to come: I will have it hidden, so that every soul may be rewarded for its endeavour.
Agha Ali Puya Commentary
Commentary on Quran 20:15
[Pooya/Ali Commentary 20:15] (see commentary for verse 9)