Revelation of John 13:17-18

17so that no one can buy or sell unless he has the mark, that is, athe name of the beast or bthe number of its name. 18 cThis calls for wisdom: let the one who has understanding calculate the number of the beast, for it is the number dof a man, and his number is 666.
Some manuscripts 616


Revelation of John 14:9

9And another angel, a third, followed them, saying with a loud voice, “If anyone fworships the beast and its image and receives ga mark on his forehead or on his hand,

Revelation of John 14:11

11And hthe smoke of their torment goes up forever and ever, and ithey have no rest, day or night, these jworshipers of the beast and its image, and whoever receives the mark of its name.”

Copyright information for ESV