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 his works what was shown to be perfect?
What is the mark of a true friend?
What will happen if a child is not properly instructed?
Will the Sabbath be observed as a day of worship in the new earth?
How does it propose that the matter of \"Sabbath desecration\" shall be dealt with?
What was already at work in the church in Paul's day?
What is written on these gates?

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