"And (it is) a Quran which We have divided (into parts), in order that you might recite it to men at intervals. And We have revealed it by stages."
[Al-Israa 17:106]

"And We send down from the Quran that which is a healing and a mercy to those who believe, and it increases the zaalimoon (wrongdoers) nothing but loss."
[Al-Israa 17:82]

"It is He Who sends down manifest Ayaat (proofs, evidences, verses, lessons, signs, revelations, etc.) to His slave (Muhammad) that He may bring you out from darkness into light. And indeed, Allah is to you Kind and Merciful."
[Al-Hadeed 57:9]

" That (this) is indeed an honourable recital (the Noble Quran). "
[Al-Waaqiaah 56:77]

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