Chapter 91 to 105 of the Book of 1 Enoch known as the Epistle of Enoch, contains the instructions of Enoch to his son Methuselah.  Instruction in righteousness.

https://heavenscatalyst.org/discover-purpose/kingdom-of-god/

Entire Book of Enoch 1 - https://andydell.podbean.com/e/book-of-enoch-rh-charles-reads/

2nd Book of Enoch - https://andydell.podbean.com/e/2nd-book-of-enoch/

End Times (section 1 Enoch) - https://andydell.podbean.com/e/5-of-5-ancient-text-on-end-times-book-of-enoch-85-90/