83:3

وَإِذَا كَالُوهُمْ أَو وَّزَنُوهُمْ يُخْسِرُونَ

Transliteration:

Wa-itha kaloohum aw wazanoohum yukhsiroona

Word by Word:

But when they give by measure (to) them or they weigh (for) them they give less.

Translations:

but when they have to measure or weigh whatever they owe to others, give less than what is due!*

But when they have to give by measure or weight to men, give less than due.

But if they measure unto them or weight for them, they cause them loss.

And when they measure out to others or weigh out for them, they give less than is due.

But if they give by measure or by weight to them, they cause loss.