Qur'ān 43:64 · Az-Zukhruf (الزخرف)

إِنَّ ٱللَّهَ هُوَ رَبِّى وَرَبُّكُمْ فَٱعْبُدُوهُ ۚ هَـٰذَا صِرَٰطٌۭ مُّسْتَقِيمٌۭ

Indeed, Allah is my Lord and your Lord, so worship Him. This is a straight path."