O people, a teaching from your Lord has come to you, a healing for what is in [your] hearts and a guidance and mercy for the believers(10:57).
A book We have sent down to you [O Prophet] so that, with their Lord's permission, you may bring people from the depths of darkness into light, to the path of the Almighty, the Praiseworthy One (14:1)
This Quran does indeed guide to that which is most suitable (17:9) * [the Quran] warns wrongdoers of severe punishment from [Allah سبحانہ و تعالی] and it gives good news to the believers who do good deeds of great reward (18:2)
This a Blessed Book We sent down to you [Muhammad], for people to think about its messages and for those with understanding to take heed (38:29).