Al-Mu'minun 23:52

وَإِنَّ هَـٰذِهِۦٓ أُمَّتُكُمْ أُمَّةً وَٰحِدَةً وَأَنَا۠ رَبُّكُمْ فَٱتَّقُونِ

Wa-inna hādhihi ummatukum ummatan wāḥidatan wa-anā rabbukum fa-ittaqūni

And indeed this, your religion, is one religion, and I am your Lord, so fear Me."