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.

By what should we test, or prove, all doctrine?
What relation does the earthly sanctuary sustain to the heavenly?
In view of the judgment, what exhortation is given?
What is the love of God?
How enduring did He say the law is?
What determines whether one is a child of Abraham?
When expiring on the cross, what did Christ say?

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