Complex sentence: The earliest allusions to Tom occur in various 16th century works such as Reginald Scot's "Discovery of Witchcraft" (1584) where Tom is cited as one of the supernatural folk employed by servant maids to frighten children.
Split into simpler sentences: The earliest allusions to Tom occur in various 16th century works such as Reginald Scot's "Discovery of Witchcraft" (1584). Scot cites Tom as one of the supernatural folk employed by servant maids to frighten children.