Revelation 13:15-16, mark(Strong's Greek#5480) charagma- a scratch or etching i.e. stamp as a badge of servitude, to engrave, an imprinted mark, (Strong's Greek#5482) charax- a stake, (Strong's Greek#1125) grapho- to write, with reference to the contents of the writing to commit to writing( things not to be forgotten), write down, record; Revelation 13:16-18, 666(Strong's Greek#5516) chi-xi-stigma, stigma- mark, puncture especially one made by a pointed instrument; 1 Timothy 2:11-12, Proverbs 9:13, Proverbs 13:13, Proverbs 14:12, Ecclesiasticus 3:24, 1 Thessalonians 5:1-3, 2 Esdras 15:1-3