Bible Verses About Spiritual Blindness: The wicked wilfully guilty of

19¶ Because that which may be known of God is manifest in them; for God hath shewed it unto them.

20For the invisible things of him from the creation of the world are clearly seen, being understood by the things that are made, even his eternal power and Godhead; so that they are without excuse:

21Because that, when they knew God, they glorified him not as God, neither were thankful; but became vain in their imaginations, and their foolish heart was darkened.