1 Corinthians 2:14
"But the natural man receiveth not the things of the Spirit of God: for they are foolishness unto him: neither can he know them, because they are spiritually discerned."
Cross References (ranked by relevance)
For the preaching of the cross is to them that perish foolishness; but unto us which are saved it is the power of God.
Howbeit that was not first which is spiritual, but that which is natural; and afterward that which is spiritual.
These be they who separate themselves, sensual, having not the Spirit.
This wisdom descendeth not from above, but is earthly, sensual, devilish.
Now we have received, not the spirit of the world, but the spirit which is of God; that we might know the things that are freely given to us of God.
It is sown a natural body; it is raised a spiritual body. There is a natural body, and there is a spiritual body.
A scorner seeketh wisdom, and findeth it not: but knowledge is easy unto him that understandeth.
But though he had done so many miracles before them, yet they believed not on him:
But the Comforter, which is the Holy Ghost, whom the Father will send in my name, he shall teach you all things, and bring all things to your remembrance, whatsoever I have said unto you.
How can ye believe, which receive honour one of another, and seek not the honour that cometh from God only?
But he turned, and said unto Peter, Get thee behind me, Satan: thou art an offence unto me: for thou savourest not the things that be of God, but those that be of men.
Why do ye not understand my speech? even because ye cannot hear my word.
And a certain woman named Lydia, a seller of purple, of the city of Thyatira, which worshipped God, heard us: whose heart the Lord opened, that she attended unto the things which were spoken of Paul.
But we preach Christ crucified, unto the Jews a stumblingblock, and unto the Greeks foolishness;
But had certain questions against him of their own superstition, and of one Jesus, which was dead, whom Paul affirmed to be alive.
But when the Comforter is come, whom I will send unto you from the Father, even the Spirit of truth, which proceedeth from the Father, he shall testify of me:
And many of them said, He hath a devil, and is mad; why hear ye him?
And when they heard of the resurrection of the dead, some mocked: and others said, We will hear thee again of this matter.
But if it be a question of words and names, and of your law, look ye to it; for I will be no judge of such matters.
Then certain philosophers of the Epicureans, and of the Stoicks, encountered him. And some said, What will this babbler say? other some, He seemeth to be a setter forth of strange gods: because he preached unto them Jesus, and the resurrection.