“The papists, it has been observed, reckon Luther the beast of the Apocalypse, and have seriously endeavoured to discover in his name the famous mystical number—666.”
Luther, Martin. (1862). The Life of Luther written by Himself. Trans. William Hazlitt. Ed. Jules Michelet. H.G. Bohn: London. Google Books. Digitized Oct 24, 2007. Pg. 4.