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.

How early was this sacrificial system known?
In what were the laws or commandments respecting sacrifices and burnt offerings written?
Over what do the people of God finally gain the victory?
11. What sign did Christ mention by which His disciples might know when the destruction of Jerusalem was near?
Who alone knows the exact day of Christ's coming?
15. Then when miracles are performed by spirits purporting to be those of our dead friends, to what shall we attribute them?
What cheering promise is made to those who endure the trials and temptations of this life?

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