Book of Enoch (1 Enoch) 64:2
I heard the voice of the angel saying: ‘These are the angels who descended to the earth, and revealed what was hidden to the children of men and seduced the children of men into committing sin.’
Background and history of Book of Enoch (1 Enoch), and issues with this book.
R. H. Charles, The Book of Enoch (London: SPCK, 1917), public domain. The verse text is the English Wikisource transcription of that translation. Charles’s editorial signs are kept. He rearranges some verses in chapters 5, 39, 90, 91, and 106, so those chapters are not a straight 1, 2, 3 sequence.