The Book of Daniel is a book in the Hebrew Bible and the Christian Old Testament. It tells the story of Daniel, a young Jewish man taken captive to Babylon during the Babylonian exile. The book includes narratives about Daniel's life, his faithfulness to God, and his ability to interpret dreams and visions. The Book of Daniel is divided into two main sections: stories about Daniel and his friends, and apocalyptic visions. It emphasizes themes of faith, divine sovereignty, and the eventual triumph of God's kingdom. The book is often studied for its prophetic content and moral lessons.