As a name for the Devil, the more common meaning in English, "Lucifer '' is the rendering of the Hebrew word הֵילֵל ‎ in Isaiah (Isaiah 14: 12) given in the King James Version of the Bible. The translators of this version took the word from the Latin Vulgate, which translated הֵילֵל by the Latin word lucifer (uncapitalized), meaning "the morning star, the planet Venus '', or, as an adjective, "light - bringing ''.
who is called the morning star in the bible
the Devil