Qur'ān 4:80 · An-Nisa (النساء)

مَّن يُطِعِ ٱلرَّسُولَ فَقَدْ أَطَاعَ ٱللَّهَ ۖ وَمَن تَوَلَّىٰ فَمَآ أَرْسَلْنَـٰكَ عَلَيْهِمْ حَفِيظًۭا

He who obeys the Messenger has obeyed Allah; but those who turn away - We have not sent you over them as a guardian.