21:12

فَلَمَّا أَحَسُّوا بَأْسَنَا إِذَا هُم مِّنْهَا يَرْكُضُونَ

Transliteration:

Falamma ahassoo ba/sana itha hum minha yarkudoona

Word by Word:

Then when they perceived Our torment, behold, they from it were fleeing.

Translations:

And [every time,] as soon as they began to feel Our punishing might, lo! they tried to flee from it

Yet, when they felt Our Punishment (coming), behold, they (tried to) flee from it.

And, when they felt Our might, behold them fleeing from it!

So when they felt Our might, lo! they began to flee from it.

And when its inhabitants perceived Our punishment, at once they fled from it.