1 Corinthians 1:20

1:20 Where is the wise man? Where is the expert in the Mosaic law? Where is the debater of this age? Has God not made the wisdom of the world foolish?

1 Corinthians 2:8

2:8 None of the rulers of this age understood it. If they had known it, they would not have crucified the Lord of glory.

1 Corinthians 3:19

3:19 For the wisdom of this age is foolishness with God. As it is written, “He catches the wise in their craftiness.”

1 Corinthians 5:10

5:10 In no way did I mean the immoral people of this world, or the greedy and swindlers and idolaters, since you would then have to go out of the world.