Preached on Sunday Evening, May 31st, 1840, in Gower Street Chapel, London. “Beloved, believe not every spirit, but try the spirits whether they are of God; because many false prophets are gone out into the world. Hereby know ye the Spirit of God: Every spirit that confesseth that Jesus Christ is come in the flesh is of God: And every spirit that confesseth not that Jesus Christ is come in the flesh is not of God; and this is that spirit of antichrist, whereof ye have heard that it should come; and even now already is it in the world.”—1 John 4:1-4. It has always been the case, ever since God sent prophets, that the devil has endeavoured to imitate him and send prophets too;…