Romans 1:21-22

because, when they knew God, they did not glorify him as God, nor were they thankful; but they became perverse in their reasonings, and their wicked heart was darkened;

Romans 1:28

And as they refused to acknowledge God, God delivered them up to an undiscerning mind, to do detestable things;

2 Corinthians 4:3-4

But if our gospel is vailed, it is vailed among the lost,

Galatians 5:15

But if you bite and devour one another, take heed lest you be utterly destroyed by one another.

Ephesians 4:17-18

This I say, therefore, and appeal to you solemnly in the Lord, that you no longer walk as the other Gentiles walk, in the error of their minds,

Treasury of Scripture Knowledge

Summary

Have all the workers of iniquity no knowledge? who eat up my people as they eat bread, and call not upon the LORD.

Bible References

Have

Romans 1:21
because, when they knew God, they did not glorify him as God, nor were they thankful; but they became perverse in their reasonings, and their wicked heart was darkened;
2 Corinthians 4:3
But if our gospel is vailed, it is vailed among the lost,
Ephesians 4:17
This I say, therefore, and appeal to you solemnly in the Lord, that you no longer walk as the other Gentiles walk, in the error of their minds,

Eat up

Galatians 5:15
But if you bite and devour one another, take heed lest you be utterly destroyed by one another.