Most scholars believe 1 Enoch is a compilation of five originally independent works written between 300 BCE and 100 CE:

Despite its popularity, it was eventually deemed (written in another person's name) and non-canonical by mainstream Judaism and the Roman Church. Key reasons include:

Contains the "Animal Apocalypse," where the history of Israel is represented symbolically through different animals.

The book was highly influential among early Christians and is directly quoted in the New Testament:

Explicitly quotes 1 Enoch 1:9 as a prophecy.

The Book of Enoch