Dr. Mustafa Khattab, the Clear Quran - Surah Al-Mutaffifin, ayah 3

Translation of Surah Al-Mutaffifin, ayah 3 (83:3)

وَإِذَا كَالُوهُمۡ أَو وَّزَنُوهُمۡ يُخۡسِرُونَ ٣
but give less when they measure or weigh for buyers.