Surah Al-Isra Verse 35 - English Translation by Almuntakhab Fi Tafsir Alquran Alkarim
Surah Al-Israوَأَوۡفُواْ ٱلۡكَيۡلَ إِذَا كِلۡتُمۡ وَزِنُواْ بِٱلۡقِسۡطَاسِ ٱلۡمُسۡتَقِيمِۚ ذَٰلِكَ خَيۡرٞ وَأَحۡسَنُ تَأۡوِيلٗا
Dispense the quantity ascertained by measuring to the full if you happen to sell by a standard measure. And if you are using the method of weighing then you are enjoined to use an accurate and precise balance conforming to a standard, and an exemplar of truth and equity. This is a wise course of action ensuring safety and leading to the intended purpose