It deals with demons, demon resurrection and those forces which roam the forest and dark bowers of man's domain.
9 seconds sound clip from the The Evil Dead (1981) movie soundboard.
You can hear this line at 00:17:44 in the Blu-ray version of the movie.
Quote context
[...]
- It is entitled Naturan Demanto. Roughly translated... Book of the Dead.
- The book is bound in human flesh and inked in human blood.
- The first few pages warn that these enduring creatures may lie dormant but are never truly dead.
- They may be recalled to active life through the incantations presented in this book.
- It is through recitation of these passages that the demons are given license to possess the living.
- Hey, what'd you do that for? It was just getting good.
[...]