Revelation 3:5; Revelation 13:8; Revelation 20:15; Revelation 22:19

Revelation 3:5

5 The one who is victorious will, like them, be dressed in white. I will never blot out the name of that person from the book of life, but will acknowledge that name before my Father and his angels.

Revelation 13:8

8 All inhabitants of the earth will worship the beast—all whose names have not been written in the Lamb’s book of life, the Lamb who was slain from the creation of the world.

Revelation 20:15

15 Anyone whose name was not found written in the book of life was thrown into the lake of fire.

Revelation 22:19

19 And if anyone takes words away from this scroll of prophecy, God will take away from that person any share in the tree of life and in the Holy City, which are described in this scroll.