﴿ بِسْمِ ٱللَّهِ ٱلرَّحْمَٰنِ ٱلرَّحِيمِ وَيْلٌۭ لِّلْمُطَفِّفِينَ ﴾

“WOE UNTO THOSE who give short measure:”

And from his narration on the authority of Ibn 'Abbas that he said regarding the interpretation of Allah's saying: (Woe unto the defrauders): '(Woe) severe punishment (unto the defrauders) in weighing and measurement; this refers to the people of Medina who used to cheat in weighing and measurement before the coming of the Prophet (pbuh) and so this surah was revealed to the Prophet (pbuh) on his way when he was migrating to Medina: