Do they not reflect? Their companion is not seized with madness: he is but a perspicuous warner. (7:184)

Therefore proclaim thou the praises (of thy Lord): for by the Grace of thy Lord, thou art no (vulgar) soothsayer, nor art thou one possessed. (52:29)

Thou art not, by the Grace of thy Lord, mad or possessed. (68:2)

And (O people!) your companion is not one possessed; (81:22)