Surah Al-Ma'idah, Verse 92

وَأَطِيعُواْ ٱللَّهَ وَأَطِيعُواْ ٱلرَّسُولَ وَٱحۡذَرُواْۚ فَإِن تَوَلَّيۡتُمۡ فَٱعۡلَمُوٓاْ أَنَّمَا عَلَىٰ رَسُولِنَا ٱلۡبَلَٰغُ ٱلۡمُبِينُ ﴿٩٢﴾

Ve etıy´ullahe ve etıy´ur rasule vahzeru fe in tevelleytüm fa´lemu ennema ala rasulinel belağul mübın

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