1 John 4:1
Ye beloved, believe not every spirit: but prove the spirits whether they be of God, or not: for many false prophets are gone out in to the world.
2 Peter 2:1
There were false prophets among the people, even as there shall be false teachers among you: which privily shall bring in damnable sects, even denying the Lord that hath bought them, and bring upon themselves swift damnation.
1 John 2:18
Little children it is now the last time, and as ye have heard how that antichrist shall come: even now are there many antichrists come already, whereby we know that it is the last time.
1 Thessalonians 5:21
Examine all things, and keep that which is good.
Luke 12:57
Yea, and why judge ye not of yourselves, what is right?
Acts 17:11
These were the noblest of birth among them of Thessalonica, which received the word with all diligence of mind, and searched the scriptures daily whether those things were even so.
1 Corinthians 12:10
to another, power to do miracles; to another prophecy; to another, judgment of spirits; to another divers tongues; to another the interpretation of tongues:
1 Corinthians 14:29
Let the prophets speak two at once, or three at once, and let others judge.
1 Timothy 4:1
The spirit speaketh evidently that in the latter times some shall depart from the faith, and shall give heed unto spirits of error,
2 John 1:7
For many deceivers are entered into the world, which confess not Jesus Christ as coming, or returning in the flesh. This is a deceiver and an antichrist.
Revelation 2:2
I know thy works, and thy labour, and thy patience, and how thou canst not forbear them which are evil: and examinedst them which say they are apostles, and are not: and hast found them liars.
Deuteronomy 13:1-5
If there arise among you a prophet or a dreamer of dreams, and give thee a sign or a wonder -
Proverbs 14:15
An ignorant body believeth all things; but whoso hath understanding, looketh well to his goings.
Jeremiah 5:31
The Prophets teach falsely, and the priests follow them, and my people hath pleasure therein. What will come thereof at the last?
Jeremiah 29:8-9
"For thus sayeth the LORD of Hosts, the God of Israel: Let not those prophets and soothsayers that be among you deceive you: and believe not your own dreams.
Matthew 7:15-16
"Beware of false prophets, which come to you in sheep's clothing, but inwardly they are ravening wolves.
Matthew 24:4-5
And Jesus answered, and said unto them, "Take heed that no man deceive you;
Matthew 24:23-26
Then if any man shall say unto you, 'Lo, here is Christ,' or 'There is Christ': believe it not:
Mark 13:21
And then, if any man say to you, 'Lo, here is Christ, lo, he is there,' believe not.
Luke 21:8
And he said, "Take heed, that ye be not deceived. For many will come in my name, saying of themselves, 'I am he.' And the time draweth near. Follow ye not them, therefore.
Acts 20:29
For I am sure of this: that after my departing shall grievous wolves enter in among you, which will not spare the flock.
Romans 16:18-19
For they that are such serve not the Lord Jesus Christ: but their own bellies. And with sweet preachings and flattering words deceive the hearts of the innocents:
2 Timothy 3:13
But the evil men and deceivers, shall wax worse and worse, while they deceive, and are deceived themselves.