Introduction -- A foundational example of becoming like what we worship : Isaiah 6 -- Becoming like what we worship : evidence elsewhere in the Old Testament -- The origin of idolatry in the Old Testament -- Becoming like what we worship : Judaism -- Becoming like what we worship : the Gospels -- Idolatry in Acts -- Becoming like what we worship : Paul's Epistles -- Becoming like what we worship : the book of Revelation -- The reversal from reflecting the image of idols to reflecting God's image -- Conclusion : so what difference does it make?.