Romans 1:21-22
so that they are inexcusable; because having thus known God they glorified Him not as God, neither were they thankful; but were infatuated by their own reasonings, and their heart being void of understanding was darkened.
Romans 1:28
And as they were not careful to acknowledge God, God gave them up to an undiscerning mind to do things that were not fit to be done:
2 Corinthians 4:3-4
And if our gospel also be veiled, it is to those that perish;
Galatians 5:15
But if ye bite and devour one another, take heed that ye be not destroyed by one another.
Ephesians 4:17-18
This I say therefore, and charge you in the name of the Lord, that ye no longer walk as the rest of the Gentiles walk,