That refers to physical life and death, not spiritual!No place in all of Holy Scripture are names said to be added to the book.
Psalms 69:27-28, ". . . let them not come into thy righteousness. Let them be blotted out of the book . . . ." Is the second reference. First reference, Exodus 32:33, ". . . And the LORD said unto Moses, Whosoever hath sinned against me, him will I blot out of my book. . . ."