Al-Anbya 21:92

إِنَّ هَـٰذِهِۦٓ أُمَّتُكُمْ أُمَّةً وَٰحِدَةً وَأَنَا۠ رَبُّكُمْ فَٱعْبُدُونِ

Inna hādhihi ummatukum ummatan wāḥidatan wa-anā rabbukum fa-uʿ'budūni

Indeed this, your religion, is one religion, and I am your Lord, so worship Me.