Surah Al-Mutaffifin, Ayah 14
Quran 83:14 · The Defrauding · Makki · Para 30 · Page 593
كَلَّا بَلْ ٚ رَانَ عَلٰی قُلُوْبِهِمْ مَّا كَانُوْا یَكْسِبُوْنَ ۟
Transliteration
Kalla bal rana AAalaquloobihim ma kanoo yaksiboon
Saheeh International
No! Rather, the stain has covered their hearts of that which they were earning.
Al-Mukhtasar fi Tafsir
The matter is not as these deniers thought. Instead, the sins they used to commit has dominated and covered their minds and they therefore have not seen the truth with their hearts.
Tafsir Ibn Kathir (abridged)
Explains 83:7–83:17 together — read it on 83:7