Clement of Alexandria The Instructor Book III And of civil government: "Render to Caesar the things which are Caesar's; and unto God the things which are God's."[190] Tertullian On Idolatry Idolatry is condemned, not on account of the persons which are set up for worship, but on account of those its observances, which pertain to demons. "The things which are Cµsar's are to be rendered to Cµsar."[116]