Jeremiah 29:9

For they prophesy falsely to you in my name: I have not sent them, says Yahweh.

Jeremiah 27:15

For I have not sent them, says Yahweh, but they prophesy falsely in my name; that I may drive you out, and that you may perish, you, and the prophets who prophesy to you.

Jeremiah 29:31

Send to all them of the captivity, saying, Thus says Yahweh concerning Shemaiah the Nehelamite: Because Shemaiah has prophesied to you, and I didn't send him, and he has caused you to trust in a lie;

Jeremiah 29:23

because they have worked folly in Israel, and have committed adultery with their neighbors' wives, and have spoken words in my name falsely, which I didn't command them; and I am he who knows, and am witness, says Yahweh.

Treasury of Scripture Knowledge

Summary

For they prophesy falsely unto you in my name: I have not sent them, saith the LORD.

General references

Bible References

Falsely

Jeremiah 29:23
because they have worked folly in Israel, and have committed adultery with their neighbors' wives, and have spoken words in my name falsely, which I didn't command them; and I am he who knows, and am witness, says Yahweh.
Jeremiah 27:15
For I have not sent them, says Yahweh, but they prophesy falsely in my name; that I may drive you out, and that you may perish, you, and the prophets who prophesy to you.

General references

Jeremiah 23:21
I sent not these prophets, yet they ran: I didn't speak to them, yet they prophesied.
Jeremiah 29:15
Because you have said, Yahweh has raised us up prophets in Babylon;