Rev 3:5
He that overcometh, (ie maybe
The Cares of the World) the same shall be clothed in white raiment; and I will not blot out his name out of the book of life, but I will confess his name before my Father, and before his angels.
Rev 22:19
And if any man shall take away from the words of thebook of this prophecy, God shall take away his part outof the book of life, and out of the holy city, and
from thethings which are written in this book.
None of this supports your theory:
“My sheep listen to my voice, and I know them, and they follow me.
I give them eternal life, and they will never perish; no one will snatch them from my hand. My Father, who has given them to me, is greater than all, and no one can snatch them from my Father’s hand. The Father and I are one.”” (John 10:27–30)
“And I intreat thee also, true yoke fellow, help those women which laboured with me in the gospel, with Clement also, and with other my fellow labourers, whose names are in
the book of life.” (Philippians 4:3)
“He that overcometh, the same shall be clothed in white raiment; and
I will not blot out his name out of the book of life, but I will confess his name before my Father, and before his angels.” (Revelation 3:5)
“And all that dwell upon the earth shall worship him, whose names are
not written in the book of life of the Lamb slain from the foundation of the world.” (Revelation 13:8)
“The beast that thou sawest was, and is not; and shall ascend out of the bottomless pit, and go into perdition: and they that dwell on the earth shall wonder, whose names were
not written in the book of life from the foundation of the world, when they behold the beast that was, and is not, and yet is.” (Revelation 17:8)
“And I saw the dead, small and great, stand before God; and the books were opened: and another book was opened, which is
the book of life: and the dead were judged out of those things which were written in the books, according to their works.” (Revelation 20:12)
“And whosoever was
not found written in the book of life was cast into the lake of fire.” (Revelation 20:15)