We had certainly sent Noah to his people, and he said, "O my people, worship Allah;...

We had certainly sent Noah to his people, and he said, "O my people, worship Allah; you have no deity other than Him. Indeed, I fear for you the punishment of a tremendous Day."
Said the eminent among his people, "Indeed, we see you in clear error."

[Noah] said, "O my people, there is not error in me, but I am a messenger from the Lord of the worlds.

I convey to you the messages of my Lord and advise you; and I know from Allah what you do not know.