Tafsir of Al-Mulk 67:12

"Indeed, those who fear their Lord unseen" means they fear His punishment while it is hidden from them, or while they are absent from Him, or absent from the eyes of people, not showing off, or with what is hidden within them, which is their hearts.

"For them is forgiveness"—a great forgiveness for their sins—"and a great reward"—whose magnitude cannot be measured. The forgiveness is mentioned before the reward because warding off harm is more important than attracting benefits. The mentioned sentence is said to be an explanatory resumption.

And His saying, the Exalted...