Original sentence: In the New Testament of the Christian Bible, the Book of Revelation describes a past war in heaven between angels led by the Archangel Michael against those led by "the dragon", identified as the devil or Satan, who was defeated and thrown down to the earth.Jesus Christ as per the plan was the Savior and those who followed the plan would come to Earth to experience mortality and progress toward eternal life.Lucifer, another spirit son of God, rebelled against the plan's reliance on agency and proposed an altered plan that negated agency.Revelation's war in Heaven is related to the idea of fallen angels, and possible parallels have been proposed in the Hebrew Bible and the Dead Sea Scrolls.The Church of Jesus Christ of Latter-day Saints (LDS Church) teaches that Revelation 12 concerns an actual event in the pre-mortal existence of man.The LDS Church believes that the war in heaven started in the premortal existence when Heavenly Father (Elohim) created the Plan of salvation to enable humanity to become like him.This denied them participating in God's plan, the privileges of receiving a physical body, and experiencing mortality.Thus he became Satan, and he and his followers were cast out of heaven
Edited sentence: In the New Testament of the Bible, the Book of Revelation describes a war in heaven between angels led by the Archangel Michael against those led by "the dragon", identified as the devil or Satan, who was defeated.The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ) teaches that Revelation 12 concerns an actual event in the pre-mortal existence of man