Deuteronomy 18:20

Only, the prophet who presumeth to speak a word in My name -- that which I have not commanded him to speak -- and who speaketh in the name of other gods -- even that prophet hath died.

Deuteronomy 13:1-5

'When there ariseth in your midst a prophet, or a dreamer of a dream, and he hath given unto thee a sign or wonder,

Zechariah 13:3

And it hath been, when one prophesieth again, That said unto him have his father and his mother, his parents, 'Thou dost not live, For falsehood thou hast spoken in the name of Jehovah,' And pierced him through have his father and his mother, his parents, in his prophesying.

1 Kings 18:19

and now, send, gather unto me all Israel, unto the mount of Carmel, and the prophets of Baal four hundred and fifty, and the prophets of the shrine, four hundred -- eating at the table of Jezebel.'

1 Kings 18:27

And it cometh to pass, at noon, that Elijah playeth on them, and saith, 'Call with a loud voice, for he is a god, for he is meditating, or pursuing, or on a journey; it may be he is asleep, an doth awake.'

1 Kings 18:40

And Elijah saith to them, 'Catch ye the prophets of Baal; let not a man escape of them;' and they catch them, and Elijah bringeth them down unto the stream Kishon, and doth slaughter them there.

Jeremiah 2:8

The priests have not said, 'Where is Jehovah?' And those handling the law have not known Me. And the shepherds transgressed against Me, And the prophets have prophesied by Baal, And after those who profit not have gone.

Jeremiah 14:14-15

And Jehovah saith unto me: Falsehood the prophets are prophesying in My name, I did not send them, nor command them, Nor have I spoken unto them: A false vision, and divination, and vanity, And the deceit of their own heart, they are prophesying to you.

Jeremiah 23:13-15

And in prophets of Samaria I have seen folly, They have prophesied by Baal, And cause my people -- Israel -- to err.

Jeremiah 23:31

Lo, I am against the prophets, An affirmation of Jehovah, Who are making smooth their tongue, And they affirm -- an affirmation.

Jeremiah 27:15

For I have not sent them -- an affirmation of Jehovah -- and they are prophesying in My name falsely, so as to drive you out, and ye have perished, ye, and the prophets who are prophesying to you.'

Jeremiah 28:15-17

And Jeremiah the prophet saith unto Hananiah the prophet, 'Hear, I pray thee, O Hananiah; Jehovah hath not sent thee, and thou hast caused this people to trust on falsehood.

Ezekiel 13:6

They have seen vanity, and lying divination, Who are saying: An affirmation of Jehovah, And Jehovah hath not sent them, And they have hoped to establish a word.

Matthew 7:15

'But, take heed of the false prophets, who come unto you in sheep's clothing, and inwardly are ravening wolves.

2 Peter 2:12

and these, as irrational natural beasts, made to be caught and destroyed -- in what things they are ignorant of, speaking evil -- in their destruction shall be destroyed,

Revelation 19:20

and the beast was taken, and with him the false prophet who did the signs before him, in which he led astray those who did receive the mark of the beast, and those who did bow before his image; living they were cast -- the two -- to the lake of the fire, that is burning with brimstone;

Treasury of Scripture Knowledge

Summary

But the prophet, which shall presume to speak a word in my name, which I have not commanded him to speak, or that shall speak in the name of other gods, even that prophet shall die.

General references

Bible References

The prophet

Deuteronomy 13:1
'When there ariseth in your midst a prophet, or a dreamer of a dream, and he hath given unto thee a sign or wonder,
Jeremiah 14:14
And Jehovah saith unto me: Falsehood the prophets are prophesying in My name, I did not send them, nor command them, Nor have I spoken unto them: A false vision, and divination, and vanity, And the deceit of their own heart, they are prophesying to you.
Jeremiah 23:13
And in prophets of Samaria I have seen folly, They have prophesied by Baal, And cause my people -- Israel -- to err.
Jeremiah 27:15
For I have not sent them -- an affirmation of Jehovah -- and they are prophesying in My name falsely, so as to drive you out, and ye have perished, ye, and the prophets who are prophesying to you.'
Ezekiel 13:6
They have seen vanity, and lying divination, Who are saying: An affirmation of Jehovah, And Jehovah hath not sent them, And they have hoped to establish a word.
Matthew 7:15
'But, take heed of the false prophets, who come unto you in sheep's clothing, and inwardly are ravening wolves.
2 Peter 2:12
and these, as irrational natural beasts, made to be caught and destroyed -- in what things they are ignorant of, speaking evil -- in their destruction shall be destroyed,

In the name

Deuteronomy 13:1
'When there ariseth in your midst a prophet, or a dreamer of a dream, and he hath given unto thee a sign or wonder,
1 Kings 18:19
and now, send, gather unto me all Israel, unto the mount of Carmel, and the prophets of Baal four hundred and fifty, and the prophets of the shrine, four hundred -- eating at the table of Jezebel.'
Jeremiah 2:8
The priests have not said, 'Where is Jehovah?' And those handling the law have not known Me. And the shepherds transgressed against Me, And the prophets have prophesied by Baal, And after those who profit not have gone.
Jeremiah 28:15
And Jeremiah the prophet saith unto Hananiah the prophet, 'Hear, I pray thee, O Hananiah; Jehovah hath not sent thee, and thou hast caused this people to trust on falsehood.
Zechariah 13:3
And it hath been, when one prophesieth again, That said unto him have his father and his mother, his parents, 'Thou dost not live, For falsehood thou hast spoken in the name of Jehovah,' And pierced him through have his father and his mother, his parents, in his prophesying.
Revelation 19:20
and the beast was taken, and with him the false prophet who did the signs before him, in which he led astray those who did receive the mark of the beast, and those who did bow before his image; living they were cast -- the two -- to the lake of the fire, that is burning with brimstone;

General references

1 Kings 13:19
And he turneth back with him, and eateth bread in his house, and drinketh water.
Jeremiah 23:30
Therefore, lo, I am against the prophets, An affirmation of Jehovah, Stealing My words each from his neighbour.