Jubilees 4:23 – And he testified to the Watchmen, those that sinned with the daughters of men; for they had commenced to mix with the daughters of the earth, so that they were defiled; and Enoch testified against them all.
Jubilees 5:1 – And it happened, when the sons of the children of men commenced to increase over the face of the whole earth and daughters were born to them, that the angels of the Lord saw them in one year of this jubilee, that they were beautiful to look upon; and they took unto themselves wives from whomever they chose, and they bore them sons, and these were giants.
Jubilees 7:18 – And they began sons, the Naphidem, and they were all unlike and they devoured one another: the giant slew the Naphil, and the Naphil slew the Eljo, and Eljo the children of men, and all publicly practised every unrighteousness; and after all these the animals, and the beasts, and the birds, and whatever walks and moves on the earth; and much blood was spilt on the earth, and all the thoughts and deeds of men were wicked in all the days.
Jubilees 10:1 - And in the third week of this jubilee the evil demons began to lead astray the sons of Noah and deceived them and destroyed them.
Jubilees 7:17 – “For on account of these three things the deluge came over the earth, namely on account of fornication, in which the Watchmen indulged against the commandments of their law,
with the daughters of men, and took to themselves wives from all whom they chose and made the beginning of uncleanness”
Jubilees 7:18 – “And they began sons, the Naphidem, and they were all unlike and they devoured one another: the giant slew the Naphil, and the Naphil slew the Eljo, and Eljo the children of men, and all publicly practised every unrighteousness;
and after all these the animals, and the beasts, and the birds, and whatever walks and moves on the earth; and much blood was spilt on the earth, and all the thoughts and deeds of men were wicked in all the days”
Jubilees 10:1 - "And in the third week of this jubilee the evil demons began to lead astray the sons of Noah and deceived them and destroyed them."
Jubilees 10:4 - "And thou knowest how the Watchmen, the fathers of these spirits, acted in my day; and these spirits also which are alive, cast them into prison and hold them in the places of judgement,
and let them not destroy the sons of thy servant, my God, for they are terrible and created for destroying; and may not rule over the spirits of the living; for they alone knowest their judgement."
Jubilees 10:7 - "And the angel of the spirits, Mastema, came and said: 'O Lord, Creator, leave some of them before me, and they shall hear my voice and they shall do all things that I tell them; for if thou dost not leave any of them to me
I shall not be able to accomplish the power of my will among the children of men, for they are here for corrupting, and destroying, and leadign astray before the judgement, for great is their wickedness to the children of men.'"
Jubilees 10:8 - "And he said: 'The tenth part of them shall be left before him and nine parts shall descend into the place of judgement.'"
Jubilees 4:23 – “And he testified to the Watchmen, those that sinned with the daughters of men; for they had commenced to mix with the daughters of the earth, so that they were defiled; and Enoch testified against them all”
Jubilees 5:1 – “And it happened, when the sons of the children of men commenced to increase over the face of the whole earth and daughters were born to them, that the angels of the Lord saw them in one year of this jubilee,
that they were beautiful to look upon; and they took unto themselves wives from whomever they chose, and they bore them sons, and these were giants”
Jubilees 5:5 – “And concerning the angels whom he had sent upon the earth, he was greatly enraged, that he would root them out of all their power; and he said to us that we should bind them in the midst of them (depths) and separate”
http://bibleprophecyrevealed.us/2002/jubilee.html THE BOOK OF JUBILEES From "The Apocrypha and Pseudepigrapha of the Old Testament" R.H. Charles, Oxford: Clarendon Press, 1913