Ephesians 2:20-21

having been built upon the foundation of the apostles and prophets, Jesus Christ himself being the chief cornerstone,

Ephesians 4:4-7

There is one body and one Spirit, as ye indeed are called in one hope of your calling;

Revelation 21:10-27

And he carried me away in the Spirit to a mountain great and high, and showed me the holy city, Jerusalem, coming down out of the heaven from God,

Treasury of Scripture Knowledge

Summary

Jerusalem is builded as a city that is compact together:

Bible References

Builded

Ephesians 2:20
having been built upon the foundation of the apostles and prophets, Jesus Christ himself being the chief cornerstone,
Ephesians 4:4
There is one body and one Spirit, as ye indeed are called in one hope of your calling;
Revelation 21:10
And he carried me away in the Spirit to a mountain great and high, and showed me the holy city, Jerusalem, coming down out of the heaven from God,