Quran 45:20
This [Qur’ān] is enlightenment for mankind and guidance and mercy for a people who are certain [in faith].
— Saheeh International
Quran 39:41
Indeed, We sent down to you the Book for the people in truth. So whoever is guided – it is for [the benefit of] his soul; and whoever goes astray only goes astray to its detriment. And you are not a manager [i.e., authority] over them.
— Saheeh International