Psalm 139:16

Your eyes saw me when I was formless;
all my days were written in Your book and planned
before a single one of them began.

Psalm 56:8

You Yourself have recorded my wanderings.
Put my tears in Your bottle.
Are they not in Your records?

At that time those who feared the Lord spoke to one another. The Lord took notice and listened. So a book of remembrance was written before Him for those who feared Yahweh and had high regard for His name.

Revelation 20:12

I also saw the dead, the great and the small, standing before the throne, and books were opened. Another book was opened, which is the book of life, and the dead were judged according to their works by what was written in the books.

Treasury of Scripture Knowledge

Summary

Psalm 139:16

Thine eyes did see my substance, yet being unperfect; and in thy book all my members were written, which in continuance were fashioned, when as yet there was none of them.