I. Something less than or different from the truth

A. Idolatry in the Old Testament (Exodus 20:3-6; 32; Judges 2:7-13, 16-19; 1 Kings 11:4-8; 12:25-33; 14:23)
B. Idolatry in the New Testament (1 Corinthians 10:14; Galatians 5:19-21; Colossians 3:5; 1 Peter 4:3)
C. 21st century counterfeits (Galatians 1:6-7)

II. Counterfeit teachers

A. Jesus’ warning (Matthew 7:15-23)
B. Warnings from Peter and Paul (2 Peter 2:1-3; Acts 20:29-30)

III. How do we guard against counterfeits?

A. Individual responsibility (2 Timothy 2:15; Philippians 2:12)
B. Congregational responsibility (Revelation 2:2, 6, 14-16; Titus 1:10-11)
C. Counterfeits have always been and will always be unacceptable (1 Thessalonians 5:21; 1 John 4:1)