What does the Bible say about the new heaven and new earth?

The concept of a new heaven and a new earth is vividly depicted in Revelation 21:1-8, where John sees the holy city, the new Jerusalem, descending from heaven. This signifies God's fulfillment of His covenant promises to dwell among His people, eliminating sorrow, death, and pain forever. The former things will have passed away, making way for a glorious, eternal existence free from sin and suffering. This restoration reflects the ultimate triumph of God over all His enemies, reaffirming His sovereignty and the permanence of His divine plan.