Out of curiosity: where in the Bible or extra-biblical texts is the story of Lucipher's fall?
Luke 10:18 And He said to them, “I saw Satan fall like lightning from heaven.
Ezekiel 28:12-17 You were the seal of perfection, full of wisdom and perfect in beauty.
You were in Eden, the garden of God, every precious stone was your covering: the sardius, topaz, and diamond, beryl, onyx, and jasper, sapphire, turquoise, and emerald with gold. The workmanship of your timbrels and pipes was prepared for you on the day you were created.
You were the anointed cherub who covers, I established you.
You were on the holy mountain of God, you walked back and forth in the midst of fiery stones. You were perfect in your ways from the day you were created till iniquity was found in you.
By the abundance of your trading you became filled with violence within and you sinned, therefore I cast you as a profane thing out of the mountain of God and I destroyed you, O covering cherub from the midst of the fiery stones.
Your heart was lifted up because of your beauty, you corrupted your wisdom for the sake of your splendor, I cast you to the ground...