Are the angels interested in the plan of salvation?

Answer

"Which things the angels desire to look into." 1 Peter 1: 12.

In what event was this prophecy fulfilled?
How perfect is the unity into which believers are brought by being baptized into Christ?
What is the ground of justification on God's part?
What will sound doctrine enable the faithful teacher to do?
What is to be one of the prominent sins of the last days?
How early was this sacrificial system known?
When are the saints to be like Jesus?

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