كَلَّا لَوۡ تَعۡلَمُونَ عِلۡمَ ٱلۡيَقِينِ ٥
Kallā law ta'lamūna 'ilmal-yaqīn
No! If you only knew with knowledge of certainty...1981
Footnotes
1981 The conclusion of this verse is estimated to be "...you would not have been distracted from preparing for the Hereafter."