Qur'ān 3:51 · Aal-i-Imran (آل عمران)

إِنَّ ٱللَّهَ رَبِّى وَرَبُّكُمْ فَٱعْبُدُوهُ ۗ هَـٰذَا صِرَٰطٌۭ مُّسْتَقِيمٌۭ

Indeed, Allah is my Lord and your Lord, so worship Him. That is the straight path."