To what Old Testament promise did Peter evidently refer?

Answer

"For, behold, I create new heavens and a new earth: and the former shall not be remembered, nor come into
mind." Isa. 65:17.

What leads sinners to repentance?
What has ever been the theme of God's prophets?
What answer was addressed to Daniel?
When the trees put forth their leaves, what do we know?
When cast into the lions' den, how did Daniel say he had been saved from death?
What has God promised His children when passing through trials and afflictions?
Afterward who came to be called by this title?

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