This is Volume 2 of the book Is It of God? A Biblical Guidebook for Spiritual Discernment. This volume practically applies the foundations and principles explained in Volume 1, relating how to discern genuine from counterfeit supernatural manifestations. It covers a wide range of topics, including whether a Christian can have a demon; discerning true and false tongues, prophecy, visions, dreams, voices, mysticism, contemplation, angels, apostles and prophets, psychic phenomena, unusual manifestations such as trambling, falling, laughing, gold dust, feathers, and many more issues involving gifts and manifestations of the Spirit, spiritual warfare, etc. Endorsed by scholars Craig Keener of Asbury Seminary, Jon Ruthven of Regent University, and Partrick Blewett of A.W. Tozer Theological Seminary.