Surah Hud, Verse 84

۞ 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 مُّحِيطٖ٨٤

wa-ilā madyana akhāhum shuʿayban qāla yāqawmi uʿ'budū l-laha mā lakum min ilāhin ghayruhu walā tanquṣū l-mik'yāla wal-mīzāna innī arākum bikhayrin wa-innī akhāfu ʿalaykum ʿadhāba yawmin muḥīṭin

And to Madyan [We sent] their brother Shuʿayb. He said, "O my people, worship Allāh; 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.