9 Bible Verses about Spiritual Blindness, In Unbelievers

The way of the wicked is as darkness: they know not at what they stumble.

But the natural man does not receive the things of the Spirit of God, for they are folly to him; and he cannot know them because they are spiritually discerned;

They have no knowledge, and understand not; for he hath plastered their eyes, that they may not see; and their hearts, that they may not understand.

Son of man, thou dwellest in the midst of a rebellious house, which have eyes to see, and see not, which have ears to hear, and hear not; for they are a rebellious house.

And he said, Go; and thou shalt say unto this people, Hearing ye shall hear and shall not understand, and seeing ye shall see and shall not perceive. Make the heart of this people fat, and make their ears heavy, and blind their eyes; lest they see with their eyes, and hear with their ears, and understand with their heart, and be converted, and healed.

And the light appears in darkness, and the darkness apprehended it not.

And some of the Pharisees who were with him heard these things, and they said to him, Are we blind also? Jesus said to them, If ye were blind ye would not have sin; but now ye say, We see, your sin remains.

For this cause I speak to them in parables, because seeing they do not see, and hearing they do not hear nor understand;

And he said, To you it is given to know the mysteries of the kingdom of God, but to the rest in parables, in order that seeing they may not see, and hearing they may not understand.