Romans 16:19
Everyone has heard of your obedience, and I am very happy about you, but I want you to be wise about what is good and guileless about what is bad.
1 Corinthians 14:20
Brothers, you must not be children mentally. In evil be babies, but mentally be mature.
Romans 1:22
They called themselves wise, but they have turned into fools,
Matthew 23:16-26
Alas for you, you blind guides, who say, 'If anyone swears by the sanctuary, it does not matter, but if anyone swears by the gold of the sanctuary, it is binding.'
Luke 16:8
And his master praised the dishonest manager, because he had acted shrewdly. For the sons of this age are shrewder in their relation to their own age than the sons of the light.
John 16:3
They will do this because they do not know the Father or me.
Romans 1:28
And just as they refused to recognize God any longer, God has abandoned them to unworthy impulses and indecent conduct.
Romans 3:11
No one understands, no one searches for God.
1 Corinthians 1:20-21
Where now is your philosopher? Your scribe? Your reasoner of today? Has not God made a fool of the world's wisdom?