Demons are a reality.  Scripture is replete with references to these spirit beings who are said to have rebelled against God and are now under the authority of Satan.[1]  Although we're never given a formal description, we're told that demons, also known as unclean or evil spirits, can cause sickness[2] and violence,[3] perform false signs and wonders,[4] propagate deceitful doctrine,[5] and possess and oppress people.[6]  In addition, we learn from Scripture that demons are aware of or are knowledgeable about certain people.  For example, when…