Original Text
And I, Enoch, answered and said unto him: 'The Lord will do a new thing on the earth, and this I have already seen in a vision, and make known to thee that in the generation of my father Jared some of the angels of heaven transgressed the word of the Lord.
Simple English
I, Enoch, replied and said to him, 'God will do something new on the earth, and I have already seen this in a vision. I will tell you that in the time of my father Jared, some angels from heaven broke God's command.'