5 Bible Verses about Spiritual Blindness, Results Of Sin

They wandered, blind, in the streets;
They were defiled with blood
So that no one could touch their garments.

among them the god of this world [Satan] has blinded the minds of the unbelieving to prevent them from seeing the illuminating light of the gospel of the glory of Christ, who is the image of God.

This is the judgment [that is, the cause for indictment, the test by which people are judged, the basis for the sentence]: the Light has come into the world, and people loved the darkness rather than the Light, for their deeds were evil. For every wrongdoer hates the Light, and does not come to the Light [but shrinks from it] for fear that his [sinful, worthless] activities will be exposed and condemned.

Therefore they could not believe, for Isaiah said again, “He has blinded their eyes and He hardened their heart, to keep them from seeing with their eyes and understanding with their heart and being converted; otherwise, I [their God] would heal them.”

So this I say, and solemnly affirm together with the Lord [as in His presence], that you must no longer live as the [unbelieving] Gentiles live, in the futility of their minds [and in the foolishness and emptiness of their souls], for their [moral] understanding is darkened and their reasoning is clouded; [they are] alienated and self-banished from the life of God [with no share in it; this is] because of the [willful] ignorance and spiritual blindness that is [deep-seated] within them, because of the hardness and insensitivity of their heart. And they, [the ungodly in their spiritual apathy], having become callous and unfeeling, have given themselves over [as prey] to unbridled sensuality, eagerly craving the practice of every kind of impurity [that their desires may demand].