The letter to the Church of Philadelphia in the Book of Revelations depicted the church period when the Great Awakening began. And beneath the name "Philadelphia" lies the most important key we all need to realize to spark a great revival in the church again! Listen to this sermon as Ps. Roy Oliveros explains how BROTHERLY LOVE, the greek meaning of the name "Philadelphia", caused the great revival movement in this period of church history because of key Christian leaders who finally realized that the Gospel MUST be preached and reach to the ends of the world.