﴿ وَمَا لَهُم بِهِۦ مِنْ عِلْمٍ ۖ إِن يَتَّبِعُونَ إِلَّا ٱلظَّنَّ ۖ وَإِنَّ ٱلظَّنَّ لَا يُغْنِى مِنَ ٱلْحَقِّ شَيْـًۭٔا ﴾

“and [since] they have no knowledge whatever thereof, they follow nothing but surmise: yet, behold, never can surmise take the place of truth.”

Please check ayah 53:30 for complete tafsir.