Luke 16:26

And besides all this, between us and you there is placed a great gulf, so that those who wish to cross from hence to you may not be able, and that those on that side cannot cross over to us.

2 Corinthians 6:17

"Wherefore come out from the midst of them, and be separated, saith the Lord, and touch not anything unclean;" "and I will receive you,

Revelation 21:10-27

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

Treasury of Scripture Knowledge

Summary

He measured it by the four sides: it had a wall round about, five hundred reeds long, and five hundred broad, to make a separation between the sanctuary and the profane place.

Five hundred

Bible References

Five hundred

Revelation 21:12
having a wall great and high; having twelve gates, and at the gates twelve angels, and names written thereon, which are the names of the twelve tribes of the sons of Israel;

A separation

Luke 16:26
And besides all this, between us and you there is placed a great gulf, so that those who wish to cross from hence to you may not be able, and that those on that side cannot cross over to us.
2 Corinthians 6:17
"Wherefore come out from the midst of them, and be separated, saith the Lord, and touch not anything unclean;" "and I will receive you,
Revelation 21:10
And he carried me away in the Spirit to a great and high mountain, and showed me the holy city, Jerusalem, coming down out of heaven from God,