Jesus and Lucifer are brothers
Bruce McConkie wrote in Mormon Doctrine, pg. 192; “The devil (literally meaning slanderer) is a spirit son of God who was born in the morning of pre-existence. (D. & C. 76:25-26.)”
Milton R. Hunter, The Gospel through the Ages, pg. 16: “The appointment of Jesus to be the Savior of the world was contested by one of the other sons of God. He was called Lucifer, son of the morning. Haughty, ambitious, and covetous of power and glory, this spirit-brother of Jesus desperately tried to become the Savior of mankind. At the great council he proposed a new plan of salvation, event, the Lord revealed the following to Moses…”
