وَمَآ أَرْسَلْنَا مِن قَبْلِكَ مِن رَّسُولٍ إِلَّا نُوحِىٓ إِلَيْهِ أَنَّهُۥ لَآ إِلَـٰهَ إِلَّآ أَنَا۠ فَٱعْبُدُونِ
Wa maaa arsalnaa min qablika mir Rasoolin illaa nooheee ilaihi annahoo laaa ilaaha illaaa Ana fa'budoon
We never sent any messenger before you [Muhammad] without revealing to him: ‘There is no god but Me, so serve Me.’
And we sent no messenger before you without revealing to him: there is no god but me, so worship me.