"Verily, this Quran guides to that which is most just . . ."
[Al-Israa 17:9]

"Verily, We, it is We Who have sent down the Dhikr (i.e. the Quran) and surely, We will guard it (from corruption)"
[Al-Hijr 15:9]

"So, when the Quran is recited, listen to it, and be silent that you may receive mercy. . ."
[Al-Aaraaf 7:204]

Alif Laam Raa. A book which we have revealed to you (Muhammad) so that you may lead the people from out of the darknesses into the light by their Lord's leave, to the path of the Almighty, the Praiseworthy.
[Ibrahim 14:1]

" And indeed, We have bestowed upon you seven of al-Mathaani (the seven repeatedly recited verses, i.e. Soorat al-Faatihah) and the Grand Quran. "
[Al-Hijr 15:87]