Al-Qalam (The Pen)

Surah 68 · Verse 42

On the day (the covering) will be removed from the ankle (there being a calamity), and they will be called for prostrations, but they will not be able to (prostrate),

يَوْمَ يُكْشَفُ عَنْ سَاقٍ وَيُدْعَوْنَ إِلَى السُّجُودِ فَلَا يَسْتَطِيعُونَ