What has ever been the theme of God's prophets?

Answer

"Receiving the end of your faith, even the salvation of Your souls. Of which salvation the prophets have
inquired and searched diligently, who prophesied of the grace that should come unto you." 1 Peter 1: 9, 10.

What special message was given to Jonah for Nineveh?
After His resurrection, what effect had this prediction upon His disciples?
What symbol was next introduced in the vision?
How extensively is this message to he proclaimed?
What, more than all else, proves the perpetuity and immutability of the law of God?
To whom was this covenant-promise later renewed?
After resting on the seventh day, what did God do?

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