Bible Verses About Spiritual Blindness: The wicked wilfully guilty of

because what is known about God is plain to them, since God has made it plain to them.

For ever since the creation of the universe his invisible qualities — both his eternal power and his divine nature — have been clearly seen, because they can be understood from what he has made. Therefore, they have no excuse;

because, although they know who God is, they do not glorify him as God or thank him. On the contrary, they have become futile in their thinking; and their undiscerning hearts have become darkened.