Az-Zumar 39:2

Inna anzalna ilayka alkitababilhaqqi faAAbudi Allaha mukhlisanlahu addeen

Indeed, We have sent down to you the Book, [O Muḥammad], in truth. So worship Allāh, [being] sincere to Him in religion.

Surely We have revealed the Book to you with truth; so worship Allah making your submission exclusive for Him.