Surah XXVIII the Narrative “QASAS” Verses 85

85: Most surely he who had made the Quran blinding on you will bring you back to the destination, say: my lord knows best him who has brought the guidance and him who is in manifest error.

Surah XXIX the Spider “ANKABUT” Verses 50

50: And they say: why are not signs sent down upon him from his lord? Say: the signs are only with Allah, and I am only a plain warner.

Surah XXXVI YASEEN Verses 69

69: And we have not taught him poetry, nor is it meet for him; it is nothing but a reminder and a plain Quran,