For whom has a book of remembrance been written?

Answer

"Then they that feared the Lord spoke often one to another: and the Lord hearkened, and heard it, and a
book of remembrance was written before Him for them that feared the Lord, and that thought upon His
name." Mal. 3: 16.. See Rev. 20: 12.

Why did the apostle say this duty was so imperative?
By what is the knowledge of sin?
Who does God say shall die?
Which day is the Sabbath?
Will the world be prepared to meet Him?
Why did not these ancient worthies receive the promise?
What was one of Christ's parting promises to His disciples?

Questions & Answers are from the book Bible Readings for the Home Circle