For “who has known the mind of the LORD that he may instruct Him?” But we have the mind of Christ.
1 Corinthians 2:16 (NKJV)

For God has not given us a spirit of fear, but of power and of love and of a sound mind.
2 Timothy 1:7 (NKJV)

Therefore if any man be in Christ, he is a new creature: old things are passed away; behold, all things are become new.
2 Corinthians 5:17 (KJV)

And have put on the new man, which is renewed in knowledge after the image of him that created him:
Colossians 3:10 (KJV)

But ye have an unction from the Holy One, and ye know all things.
1 John 2:20 (KJV)

And be not conformed to this world: but be ye transformed by the renewing of your mind, that ye may prove what is that good, and acceptable, and perfect, will of God.
Romans 12:2 (KJV)

It is the spirit that quickeneth; the flesh profiteth nothing: the words that I speak unto you, they are spirit, and they are life.
John 6:63 (KJV)

The thoughts of the righteous are right: but the counsels of the wicked are deceit.
Proverbs 12:5 (KJV)

Casting down imaginations, and every high thing that exalteth itself against the knowledge of God, and bringing into captivity every thought to the obedience of Christ;
2 Corinthians 10:5 (KJV)

Young men likewise exhort to be sober minded.
Titus 2:6 (KJV)

Wherefore gird up the loins of your mind, be sober, and hope to the end for the grace that is to be brought unto you at the revelation of Jesus Christ;
1 Peter 1:13 (KJV)

For they that are after the flesh do mind the things of the flesh; but they that are after the Spirit the things of the Spirit. For to be carnally minded is death; but to be spiritually minded is life and peace.
Romans 8:5-6 (KJV)