Surah An-Naml 27:88

وَتَرَى ٱلْجِبَالَ تَحْسَبُهَا جَامِدَةً وَهِىَ تَمُرُّ مَرَّ ٱلسَّحَابِ ۚ صُنْعَ ٱللَّهِ ٱلَّذِىٓ أَتْقَنَ كُلَّ شَىْءٍ ۚ إِنَّهُۥ خَبِيرٌۢ بِمَا تَفْعَلُونَ

And you see the mountains, thinking them motionless, while they will pass as the passing of clouds. [It is] the work of Allāh, who perfected all things. Indeed, He is Aware of that which you do.

Translation: Saheeh International

Tafsir

And you see the mountains you notice them at the moment of the Blast supposing them to be still stationary in their place because of their tremendous size while they drift like passing clouds like the drifting of the rain when it is blown around by the wind in other words they the mountains will be drifting in like …

Excerpt from Tafsir al-Jalalayn, commentary on 27:88, via Quran.com. The reader has the full commentary and 9 more tafsirs.