6:19
Say, "What thing (is) greatest (as) a testimony?" Say, "Allah (is) Witness between me and between you, and has been revealed to me this [the] Quran that I may warn you with it and whoever it reaches. Do you truly testify that with Allah (there are) gods other?" Say, "Not (do) I testify." Say, "Only He (is) God One, and indeed, I am free of what you associate (with Him).
6:78
When he saw the sun rising he said, "This (is) my Lord, this (is) greater." But when it set, he said, "O my people! Indeed, I am free of what you associate (with Allah)."
8:48
And when made fair-seeming to them the Shaitaan their deeds and he said, "No (one) (can) overcome [to] you today from the people and indeed, I am a neighbor for you." But when came in sight the two forces he turned away on his heels and said, "Indeed, I am free of you. Indeed, I see what not (do) you see, indeed, I [I] fear Allah. And Allah (is) severe (in) the penalty."