TSK · Proverbs 19:27

If there arise in the midst of you a prophet, or a dreamer of dreams, and he give you a sign or a wonder,

Yahweh said to him, 'How?' He said, 'I will go out and will be a lying spirit in the mouth of all his prophets.' He said, 'You will entice him, and will also prevail. Go out and do so.'

Stay away from a foolish man, for you won't find knowledge on his lips.

Jesus said to them, "Take heed and beware of the yeast of the Pharisees and Sadducees."

He said to them, "Take heed what you hear. With whatever measure you measure, it will be measured to you, and more will be given to you who hear.

They will by no means follow a stranger, but will flee from him; for they don't know the voice of strangers."

that we may no longer be children, tossed back and forth and carried about with every wind of doctrine, by the trickery of men, in craftiness, after the wiles of error;

If anyone teaches a different doctrine, and doesn't consent to sound words, the words of our Lord Jesus Christ, and to the doctrine which is according to godliness,

Beloved, don't believe every spirit, but test the spirits, whether they are of God, because many false prophets have gone out into the world.

"I know your works, and your toil and perseverance, and that you can't tolerate evil men, and have tested those who call themselves apostles, and they are not, and found them false.