The one explained, just how he became into being. He stood in his heart against the known will of the Creator. He became the most powerful deceiver in the universe. He was removed from the Creator's presence in the third heaven. His heart became corrupt and he filled himself with pride, the works of self-will. 

How art thou has fallen from heaven, O Lucifer, son of the morning! how art thou cut down to the ground, which didst weakens the nations and deceived the worlds! For thou hast said in thine heart, I will ascend into heaven, I will exalt my throne above the stars of God, the angelic guardians of all the worlds of God's creation: I will sit also upon the mount of the congregation, the creation that he has made, and position myself in the place of my choosing insides of the fallen. I will ascend above the importance of the clouds, those who know and serve Jehovah; I will be like the Most High. 

 His Children are easy to see, they follow his ways, they destroy, lie, and their words lead to murder.