6 Bible Verses about Testing Spirits

Dearly beloved, stop believing every so-called spiritual utterance, but keep testing them to see whether they come from God, because many false prophets have gone out into the world.

to another, power for working wonders; to another, prophetic insight; to another, the power to discriminate between the true Spirit and false spirits; to another, various ecstatic utterances; and to another, the power to explain them.

In this way you can recognize the Spirit of God: Every spiritual utterance which owns that Jesus Christ has come in human form comes from God, and no spiritual utterance which disowns Jesus can come from God; it is the utterance of Antichrist. You have heard that it is coming, and right now it is already in the world. You are children of God, dear children, and you have conquered these men, because He who is in our hearts is greater than he who is in the world.read more.
They are children of the world; this is why they speak what the world inspires, and why the world listens to them. We are children of God. Whoever knows God by experience listens to us; whoever is not a child of God does not listen to us. This is the way to distinguish a true spiritual utterance from one that is false.

The Jews there were better disposed than those in Thessalonica, for they welcomed the message with all eagerness and carried on a daily study of the Scriptures to see if Paul's message was true.

but continue to prove all things until you can approve them, and then hold on to what is good.

and that from childhood you have known the sacred Scriptures which can give you wisdom that leads to salvation through the faith that leans on Christ Jesus. All Scripture is inspired by God, and useful for teaching, for reproof, for correction, for training in doing what is right, so that the man of God may be perfectly fit, thoroughly equipped for every good enterprise.