102:5
كَلَّا لَوْ تَعْلَمُونَ عِلْمَ الْيَقِينِ
Transliteration:
Kalla law taAAlamoona AAilma alyaqeeni
Word by Word:
Nay! If you know (with) a knowledge (of) certainty.
Translations:
Nay, if you could but understand [it] with an understanding [born] of certainty,
Nay, were ye to know with certainty of mind, (ye would beware!)
Nay, would that ye knew (now) with a sure knowledge!
Nay, would that you knew with a certain knowledge!
No! If you only knew with knowledge of certainty...