Revelation 21:27

And there shall not enter into it any thing that is defiled, nor any one that commits an abomination and falsehood, but those enrolled in the Lamb's book of life.

Revelation 22:14-15

Blessed are they that keep his commandments, that they may have a right to the tree of life, and enter by the gates into the city.

Treasury of Scripture Knowledge

Summary

Now the building that was before the separate place at the end toward the west was seventy cubits broad; and the wall of the building was five cubits thick round about, and the length thereof ninety cubits.

Bible References

Separate

Revelation 21:27
And there shall not enter into it any thing that is defiled, nor any one that commits an abomination and falsehood, but those enrolled in the Lamb's book of life.
Revelation 22:14
Blessed are they that keep his commandments, that they may have a right to the tree of life, and enter by the gates into the city.