9 Bible Verses about Spiritual Blindness, In Unbelievers

The way of the wicked is like darkness. They do not know what makes them stumble.

But the natural man does not receive the things of the Spirit of God. They are foolishness to him! He cannot know them, because they are spiritually discerned.

They do not know or understand anything. Their eyes are plastered shut and cannot see. Their minds are closed and therefore they cannot understand.

Son of man, you are living among rebellious people. They have eyes, but they cannot see. They have ears, but they cannot hear because they are rebellious people.

He said: Go and tell this people: 'Hear constantly but do not understand. See constantly but do not perceive.' This people's heart has become calloused. They hardly hear with their ears, and they have closed their eyes. Otherwise they might see with their eyes, hear with their ears, understand with their hearts, and turn and be healed.(Septuagint)

His light shines through darkness and it cannot be extinguished.

Those of the Pharisees who were with him heard these things, and said to him: Are we also blind? Jesus replied: If you were blind you would have no sin. But you say we see so your sin remains.

I speak to them in illustrations (stories) (parables) (allegories), because seeing they do not see, and hearing they do not hear. They just do not understand.

He said: You are meant to know the secrets of the kingdom of God. I speak to the rest in illustrations, that seeing they may not see and hearing they may not understand.