Bible Verses About Spiritual Blindness: Leads to all evil

But ye are a chosen generation, a royal priesthood, an holy nation, a peculiar people; that ye should shew forth the praises of him who hath called you out of darkness into his marvellous light:

They have not known nor understood: for he hath shut their eyes, that they cannot see; and their hearts, that they cannot understand.

The Spirit of the Lord is upon me, because he hath anointed me to preach the gospel to the poor; he hath sent me to heal the brokenhearted, to preach deliverance to the captives, and recovering of sight to the blind, to set at liberty them that are bruised,

Having the understanding darkened, being alienated from the life of God through the ignorance that is in them, because of the blindness of their heart:

For I would not, brethren, that ye should be ignorant of this mystery, lest ye should be wise in your own conceits; that blindness in part is happened to Israel, until the fulness of the Gentiles be come in.