However, the short answer is , but with a major caveat: You cannot download it for free as a single PDF file.

There is a book that, according to legend, was written in a single night by a monk who sold his soul to Lucifer. It is so large it requires two people just to lift it. It contains the entire Latin Bible, but also includes exorcism rituals, medical cures, and a full-page portrait of the Devil himself.

By midnight, he realized the task was impossible. In desperation, he prayed—not to God, but to the fallen angel Lucifer. The Devil completed the manuscript in exchange for the monk’s soul. In gratitude, the monk added Satan’s portrait to the book.

There is no “original English” version.