﴿ ٱلَّذِينَ إِذَا ٱكْتَالُوا۟ عَلَى ٱلنَّاسِ يَسْتَوْفُونَ ﴾

“those who, when they are to receive their due from [other] people, demand that it be given in full –”

Allah then explained who these defrauders are, saying: (Those who when they take the measure from mankind) those who, when they buy from people and weigh or measure that which they buy for themselves, (demand it full) they weigh and measure their merchandise in full,