2 Bible Verses about Books, Metaphorical Use

Then I saw a great white throne, and One who was seated thereon; from his presence earth and sky fled, no more to be found. And I saw the dead, high and low, standing before the throne, and books were opened ??also another book, the book of Life, was opened ??and the dead were judged by what was written in these books, by what they had done.

So I went to the angel, saying, "Give me the small scroll." "Take it," said he, "and swallow it; it will taste sweet as honey, but it will be bitter to digest." Then I took the small scroll from the hand of the angel and swallowed it; it did taste sweet, like honey, but when I had eaten it, it was bitter to digest.