5 Bible Verses about Spiritual Blindness, In Unbelievers

The merely intellectual man rejects the teaching of the Spirit of God; for to him it is mere folly; he cannot grasp it, because it is to be understood only by spiritual insight.

And the Light shines in the darkness, and the darkness never overpowered it.

Hearing this, some of the Pharisees who were with him said: "Then are we blind too?" "If you had been blind," replied Jesus, "you would have had no sin to answer for; but, as it is, you say 'We can see,' and so your sin remains.

That is why I speak to them in parables, because, though they have eyes, they do not see, and though they have ears, they do not hear or understand.

"To you," he said, "the knowledge of the hidden truths of the Kingdom of God has been imparted, but to others in parables only, that 'though they have eyes they may not see, and though they have ears, they may not understand.'