It is Heilel, not Lucifer, and it means son of the howling morning, not "morning star". Some satanist in the past changed things to make it seem like Jesus is Lucifer.
https://hermeneutics.stackexchange.com/questions/20952/in-isaiah-1412-did-the-king-james-translator-make-a-mistake-using-the-term-lucihttps://www.cepher.net/blog.aspx?post=3667&title=There-is-no-Lucifer-(with-video)Isaiah 14:12 should be
>How art thou fallen from heaven, O Heilel, son (ben) of the HOWLING (yalal) morning (shachar)! How art thou cut down to the ground, which didst weaken the nations! 