What is the Book of Life?
The Book of Life is the heavenly register of all who belong to Christ. Revelation pictures it at the final judgment: those whose names are written there inherit eternal life, while the rest are judged by their deeds.
Scripture often pictures God keeping a book of his people (Exodus 32:32; Psalm 69:28; Daniel 12:1). Revelation calls it "the Lamb’s book of life" — written before the foundation of the world.
At the final judgment, "anyone whose name was not found written in the book of life was thrown into the lake of fire" (Revelation 20:15). What ultimately distinguishes us is not record but relationship.
Names are written in the Book of Life by union with Christ, who wrote it with his blood. The promise to overcomers is sure: "I will never blot out his name from the book of life" (Revelation 3:5).
Original BibleDawn answer · reviewed 2026-06. Drafted with AI assistance and reviewed for accuracy.