Treasury of Scripture Knowledge

Summary

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:

Bible References

The understanding

Acts 17:30
Overlooking therefore the times of ignorance, God now commands all men everywhere to change their minds,
Acts 26:17
delivering you from the people, and the gentiles, to whom I send you
Romans 1:21
because having known God they glorified him not as God neither were thankful, but became vain in their reasonings and their ignorant mind was darkened.
1 Corinthians 1:21
For since, in the wisdom of God, the world by wisdom knew not God, God was pleased by the foolishness of preaching to save those that believe;
2 Corinthians 4:4
in whom the god of this life has blinded the minds of the unbelieving, that the light of the gospel of the glory of Christ, who is the likeness of God, may not shine.
Galatians 4:8
But formerly, not knowing God you served beings which are not really Gods;
1 Thessalonians 4:5
not with inordinate desires like the gentiles who know not God,

Alienated

Ephesians 2:12
that at that time you were without Christ, alienated from the polity of Israel, and strangers to the covenants of promise, having no hope and without God in the world;
Romans 8:7
Because the minding of the flesh is enmity against God; for it is not subject to the law of God; for it can not be.
Galatians 4:8
But formerly, not knowing God you served beings which are not really Gods;
Colossians 1:21
And you, formerly alienated and enemies in mind by evil works, he has now reconciled
1 Thessalonians 4:5
not with inordinate desires like the gentiles who know not God,
James 4:4
Adulteresses, know you not that the friendship of the world is enmity against God? Whoever therefore wishes to be a friend of the world, is made an enemy of God.

Because

Romans 1:21
because having known God they glorified him not as God neither were thankful, but became vain in their reasonings and their ignorant mind was darkened.
Romans 2:19
and believe yourself to be a guide of the blind, a light of those in darkness,
1 John 2:11
but he that hates his brother is in darkness, and walks in darkness, and knows not where he goes, because the darkness has blinded his eyes.