Beloved, do not believe every spirit, but test the spirits to see whether they are from God, for many false prophets have gone out into the world.

But solid food is for the mature, for those who have their powers of discernment trained by constant practice to distinguish good from evil.

-10 And it is my prayer that your love may abound more and more, with knowledge and all discernment, so that you may approve what is excellent, and so be pure and blameless for the day of Christ,

For the word of God is living and active, sharper than any two-edged sword, piercing to the division of soul and of spirit, of joints and of marrow, and discerning the thoughts and intentions of the heart.

Give your servant therefore an understanding mind to govern your people, that I may discern between good and evil, for who is able to govern this your great people?”

Do not be conformed to this world, but be transformed by the renewal of your mind, that by testing you may discern what is the will of God, what is good and acceptable and perfect.

If any of you lacks wisdom, let him ask God, who gives generously to all without reproach, and it will be given him.

The natural person does not accept the things of the Spirit of God, for they are folly to him, and he is not able to understand them because they are spiritually discerned.

Do not judge by appearances, but judge with right judgment.

“Behold, I am sending you out as sheep in the midst of wolves, so be wise as serpents and innocent as doves.

Finally, believers, whatever is true, whatever is honorable and worthy of respect, whatever is right and confirmed by God's word, whatever is pure and wholesome, whatever is lovely and brings peace, whatever is admirable and of good repute; if there is any excellence, if there is anything worthy of praise, think continually on these things [center your mind on them, and implant them in your heart].