bib·li·o·man·cy
/ˈbiblēəˌmansē/
noun
foretelling the future by interpreting a randomly chosen passage from a book, especially the Bible.
Thanks to his knowledge of bibliomancy the priest knew how the world would end.
Bibliomancy; drug induced divination inspired by literature, romance, pontification, lust, boredom, longing, debauchery etc...
He had thick eyebrows and in a deep voice began the Bibliomancy.