Surah Al-Mai'dah (The Spread Table), Verse 92

وَاَطِیْعُوا اللّٰهَ وَاَطِیْعُوا الرَّسُوْلَ وَاحْذَرُوْا فَاِنْ تَوَلَّیْتُمْ فَاعْلَمُوْۤا اَنَّمَا عَلٰی رَسُوْلِنَا الْبَلٰغُ الْمُبِیْنُ ۟

Wa atee'ul laaha wa atee'ur Rasoola wahzaroo; fa in tawal laitum fa'lamooo annamaa 'alaa Rasoolinal balaaghul mubeen

“Obey Allah, and obey the Messenger, and beware (of evil): if ye do turn back, know ye that it is Our Messenger's duty to proclaim (the message) in the clearest manner.”

Quran 5:92 (Yusuf Ali Translation)