Kur’an 11:84 — sura Hud, 84. ajet

۞وَإِلَىٰ مَدۡيَنَ أَخَاهُمۡ شُعَيۡبٗاۚ قَالَ يَٰقَوۡمِ ٱعۡبُدُواْ ٱللَّهَ مَا لَكُم مِّنۡ إِلَٰهٍ غَيۡرُهُۥۖ وَلَا تَنقُصُواْ ٱلۡمِكۡيَالَ وَٱلۡمِيزَانَۖ إِنِّيٓ أَرَىٰكُم بِخَيۡرٖ وَإِنِّيٓ أَخَافُ عَلَيۡكُمۡ عَذَابَ يَوۡمٖ مُّحِيطٖ

I Medjenu – brata njihova Šuajba. "O narode moj" – govorio je on – "Allahu se klanjajte, vi drugog boga osim Njega nemate, i krivo na litru i na kantaru ne mjerite. Vidim da u obilju živite i bojim se da vas jednog dana ne zadesi kazna, pa da svi nastradate.

And to Madyan [We sent] their brother Shu'ayb. He said, "O my people, worship Allah; you have no deity other than Him. And do not decrease from the measure and the scale. Indeed, I see you in prosperity, but indeed, I fear for you the punishment of an all-encompassing Day