16 He causes all, both small and great, rich and poor, free and slave, *Gal. 6:17; Rev. 7:3; 14:9; 20:4to receive a mark on their right hand or on their foreheads, 17 and that no one may buy or sell except one who has the mark or *Rev. 14:9–11the name of the beast, *Rev. 15:2or the number of his name.

18 *Rev. 17:9Here is wisdom. Let him who has *(1 Cor. 2:14)understanding calculate *Rev. 15:2the number of the beast, *Rev. 21:17for it is the number of a man: His number is 666.