What does the Bible say about the number 666? The Bible mentions 666 as the “Number of the Beast’ in Revelations 13:18, “This calls for wisdom. Let the person who has insight calculate the number of the beast, for it is the number of a man. That number is 666.”
This number actually indicates a name. The number “666” is the numerical value of the name of the coming Antichrist. According to John in the Bible, “those who are wise can get an insight into the Antichrist’s identity by knowing the number of his name.” Dr. Roger Barrier goes through a full description of the meaning and numerology.