1 John 4:1

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

2 Peter 2:1

But false prophets also arose among the people, just as there will also be false teachers among you, who will secretly introduce destructive heresies, even denying the Master who bought them, bringing swift destruction upon themselves.

1 John 2:18

Children, it is the last hour; and just as you heard that antichrist is coming, even now many antichrists have appeared; from this we know that it is the last hour.

1 Thessalonians 5:21

But examine everything carefully; hold fast to that which is good;

Luke 12:57

“And why do you not even on your own initiative judge what is right?

Acts 17:11

Now these were more noble-minded than those in Thessalonica, for they received the word with great eagerness, examining the Scriptures daily to see whether these things were so.

1 Corinthians 12:10

and to another the effecting of miracles, and to another prophecy, and to another the distinguishing of spirits, to another various kinds of tongues, and to another the interpretation of tongues.

1 Corinthians 14:29

Let two or three prophets speak, and let the others pass judgment.

1 Timothy 4:1

But the Spirit explicitly says that in later times some will fall away from the faith, paying attention to deceitful spirits and doctrines of demons,

2 John 1:7

For many deceivers have gone out into the world, those who do not acknowledge Jesus Christ as coming in the flesh. This is the deceiver and the antichrist.

Revelation 2:2

I know your deeds and your toil and perseverance, and that you cannot tolerate evil men, and you put to the test those who call themselves apostles, and they are not, and you found them to be false;

Deuteronomy 13:1-5

If a prophet or a dreamer of dreams arises among you and gives you a sign or a wonder,

Proverbs 14:15

The naive believes everything,
But the sensible man considers his steps.

Jeremiah 5:31

The prophets prophesy falsely,
And the priests rule on their own authority;
And My people love it so!
But what will you do at the end of it?

Jeremiah 29:8-9

For thus says the Lord of hosts, the God of Israel, ‘Do not let your prophets who are in your midst and your diviners deceive you, and do not listen to the dreams which they dream.

Matthew 7:15-16

“Beware of the false prophets, who come to you in sheep’s clothing, but inwardly are ravenous wolves.

Matthew 24:4-5

And Jesus answered and said to them, See to it that no one misleads you.

Matthew 24:23-26

Then if anyone says to you, ‘Behold, here is the Christ,’ or ‘There He is,’ do not believe him.

Mark 13:21

And then if anyone says to you, ‘Behold, here is the Christ’; or, ‘Behold, He is there’; do not believe him;

Luke 21:8

And He said, “See to it that you are not misled; for many will come in My name, saying, ‘I am He,’ and, ‘The time is near.’ Do not go after them.

Acts 20:29

I know that after my departure savage wolves will come in among you, not sparing the flock;

Romans 16:18-19

For such men are slaves, not of our Lord Christ but of their own appetites; and by their smooth and flattering speech they deceive the hearts of the unsuspecting.

2 Timothy 3:13

But evil men and impostors will proceed from bad to worse, deceiving and being deceived.

Treasury of Scripture Knowledge

Summary

Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.

Bible References

Believe not

Deuteronomy 13:1
If a prophet or a dreamer of dreams arises among you and gives you a sign or a wonder,
Proverbs 14:15
The naive believes everything,
But the sensible man considers his steps.
Jeremiah 5:31
The prophets prophesy falsely,
And the priests rule on their own authority;
And My people love it so!
But what will you do at the end of it?
Jeremiah 29:8
For thus says the Lord of hosts, the God of Israel, ‘Do not let your prophets who are in your midst and your diviners deceive you, and do not listen to the dreams which they dream.
Matthew 7:15
“Beware of the false prophets, who come to you in sheep’s clothing, but inwardly are ravenous wolves.
Matthew 24:4
And Jesus answered and said to them, See to it that no one misleads you.
Romans 16:18
For such men are slaves, not of our Lord Christ but of their own appetites; and by their smooth and flattering speech they deceive the hearts of the unsuspecting.
2 Peter 2:1
But false prophets also arose among the people, just as there will also be false teachers among you, who will secretly introduce destructive heresies, even denying the Master who bought them, bringing swift destruction upon themselves.

Try

Luke 12:57
“And why do you not even on your own initiative judge what is right?
Acts 17:11
Now these were more noble-minded than those in Thessalonica, for they received the word with great eagerness, examining the Scriptures daily to see whether these things were so.
Romans 16:19
For the report of your obedience has reached to all; therefore I am rejoicing over you, but I want you to be wise in what is good and innocent in what is evil.
1 Corinthians 14:29
Let two or three prophets speak, and let the others pass judgment.
1 Thessalonians 5:21
But examine everything carefully; hold fast to that which is good;
Revelation 2:2
I know your deeds and your toil and perseverance, and that you cannot tolerate evil men, and you put to the test those who call themselves apostles, and they are not, and you found them to be false;

General references

Deuteronomy 18:21
You may say in your heart, ‘How will we know the word which the Lord has not spoken?’
Proverbs 19:27
Cease listening, my son, to discipline,
And you will stray from the words of knowledge.
Matthew 24:11
Many false prophets will arise and will mislead many.
John 8:47
He who is of God hears the words of God; for this reason you do not hear them, because you are not of God.”
1 Corinthians 14:32
and the spirits of prophets are subject to prophets;