What does it mean that names are written in the book of life?

The concept of names written in the book of life, mentioned in Revelation 13:8, underscores the Biblical teaching of God’s sovereign choice in salvation. This book symbolizes those who are redeemed through the sacrificial work of Christ, chosen by God's grace before the foundation of the world. It serves as a comforting assurance for believers, indicating that their salvation is not based on their deeds or free will but on God's eternal purposes. This truth reassures the elect that they will not succumb to the deceptions of the Beasts, as their eternal security rests firmly in God's love and choice rather than their own merit. This understanding fosters assurance and humility, reminding believers of their dependency on God’s grace.