If you are looking for a physical copy or deep-dive commentary, several modern resources are available: Enoch in the Old Testament and Beyond
Explicitly quotes 1 Enoch 1:9 as a prophecy. The Book of Enoch
Also known as the Similitudes , it introduces the eschatological "Son of Man," a messianic figure who will judge the wicked. If you are looking for a physical copy
Its depiction of the origin of sin (angelic rebellion vs. human choice) conflicted with emerging orthodox doctrines. The Book of Enoch