References to the Antichrist in ecclesiastical writings
The concept of the Antichrist has been a vigorous one throughout Christian history, and there are many references to it and to associated concepts both in the Bible and in subsequent ecclesiastical writings. == New Testament == The words antichrist and antichrists appear four times in the First and Second Epistle of John.
Source: Wikipedia — References to the Antichrist in ecclesiastical writings (CC BY-SA 4.0)