What Is the Antichrist in the Bible?

The concept of antichrist appears in several biblical passages, though the specific term is found primarily in John's epistles. John wrote that 'many antichrists' had already come, indicating a spirit of deception that opposes Christ and denies His deity and incarnation. However, the ultimate antichrist is a specific individual who will appear in the end times, described in detail in Daniel, Paul's letters, and Revelation. Daniel calls him 'the prince that shall come' who will make a covenant with Israel and then break it, setting up 'the abomination of desolation' in the temple. Paul describes him as 'the man of sin' and 'son of perdition' who opposes and exalts himself above all that is called God, sitting in the temple of God and showing himself that he is God. Revelation depicts him as the beast from the sea who receives power from the dragon (Satan), has a fatal wound that is healed, deceives the whole earth, demands worship, and implements the mark of the beast without which no one can buy or sell. The antichrist will be accompanied by a false prophet who performs miracles and directs worship toward him. His reign will last for three and a half years (forty-two months, 1,260 days), during which he will persecute believers and Jews with unprecedented ferocity. His end is certain: Revelation describes Christ returning to defeat him and casting him alive into the lake of fire. The antichrist's appearance will be the final, most concentrated manifestation of the spirit of antichrist that has always opposed Christ and His people.