
Confession Concerning Christ's Supper, Part 3. Robert E. Smith, tr.<cite>Dr. Martin Luthers Werke: Kritische Gesamtsusgabe</cite>. (Weimar: Herman Boehlaus Nachfolger, 1909), pp.499-500. http://www.iclnet.org/pub/resources/text/wittenberg/luther/luther-quoting.txt
Context: By God's grace, I know Satan very well. If Satan can turn God's Word upside down and pervert the Scriptures, what will he do with my words -- or the words of others?