1 Corinthians 2:3

that the natural man cannot understand it.
Overview - 1 Corinthians 2
He declares that his preaching, though it bring not excellency of speech, or of human wisdom, yet consists in the power of God;
and so far excels the wisdom of this world, and human sense,
Treasury of Scripture Knowledge

1 Corinthians 2:3  (King James Version)
And I was with you in weakness, and in fear, and in much trembling.
 


4:10-13 Acts 17:1 Acts 17:6-12 ; Acts 20:18 Acts 20:19 2 Corinthians 4:1 2 Corinthians 4:7-12 2 Corinthians 4:16 ; 6:4 7:5 2 Corinthians 10:1 2 Corinthians 10:10
2 Corinthians 11:29 2 Corinthians 11:30 ; 12:5-10 13:4 Galatians 4:13 Galatians 4:14