It is generally believed that the Apostles and the writers of the New Testament were fully aware of the Book of Enoch also called 1 Enoch. In fact, it is directly quoted in the Bible:
Jude 1:14-15 “And Enoch also, the seventh from Adam, prophesied of these, saying, Behold, the Lord cometh with ten thousands of his saints, {15} To execute judgment upon all, and to convince all that are ungodly among them of…