The story of the Watchers is outlined in the book of Enoch, also called 1 Enoch. The first 36 chapters, The Book of the Watchers, elaborates on the events of Genesis 6:1-4. The Watchers and the Holy Ones excepts 1 Enoch , a second temple work by an unknown author. The book, The Watchers and the Holy Ones, is written by Biblical Theology author, Anthony Delgado.