"And the beast was taken, and with him the false prophet that wrought miracles before him, with which he deceived them that had received the mark of the beast, and them that worshipped his image. These both were cast alive into a lake of fire burning with brimstone." Revelations 19:20
The False Prophet, also known as the Beast and the Dragon is a coming false prophet predicted in the bible who will go on to help the Antichrist. During thr seven year tribulation period.
Throughout the Bible there are many biblical prophecy's and warnings about false prophets trying to give false information to God's people.
One popular New Testament false prophet is the false prophet mentioned in the Book of Revelation. The Apocalypse's false prophet is the agent of the Beast, and he is ultimately cast with it into the lake of "fire and brimstone"
According to bible verses he will help the Antichrist and perform great miracles on behalf of him, so the people of the world may worship him. Helping give life to the image of the beast placed in the newly rebuilt Jewish Temple in Jerusalem where people would be foreced to worship the image of the Antichrist. The False Prophet is also to help make the people of the earth recieve the mark of the beast 666, on their right hand or on the fore head.
At the end of the tribulation period Jesus would return and the Antichrist, False Prophet, and Satan would be cast alive into a lake of fire to be tormented for all eternity.