وَإِذَا كَالُوهُمْ أَو وَّزَنُوهُمْ يُخْسِرُونَ
English Translation
But if they give by measure or by weight to them, they cause loss.
English Transliteration
Waitha kaloohum aw wazanoohum yukhsiroona
Tafsir of Verse 3
but, when they measure for them or weigh for them, do skimp.
But when they have to give by measure or weight to men, give less than due.