Jeremiah 8:9

For the word of the cross is to the lost foolishness, but to the saved the power of God.

and that from a child you have known the sacred Scriptures, which can make you wise to salvation through faith in Christ Jesus.

Treasury of Scripture Knowledge

The wise men are ashamed, they are dismayed and taken: lo, they have rejected the word of the LORD; and what wisdom is in them?

For you see your calling, brothers, that not many wise according to the flesh, not many mighty, not many noble [are called];

For the word of the cross is to the lost foolishness, but to the saved the power of God.

and that from a child you have known the sacred Scriptures, which can make you wise to salvation through faith in Christ Jesus.

See, therefore, that the light which is in you be not darkness.

Saying that they were wise they became foolish,

For it is written, I will destroy the wisdom of the wise, and will bring to nothing the understanding of the intelligent.