Revelation 21:12

having a wall great and high; having twelve gates, and at the gates twelve angels, and names inscribed, which are the names of the twelve tribes of the sons of Israel;

Revelation 21:25

And its gates shall in nowise be shut by day (for there will be no night there);

Matthew 18:10

"See that ye despise not one of these little ones; for I say to you, that their angels in Heaven do always behold the face of My Father Who is in Heaven.

Luke 15:10

So, I say to you, there is joy in the presence of the angels of God over one sinner that repents."

Luke 16:22

And it came to pass that the poor man died, and that he was carried away by the angels into Abraham's bosom. And the rich man also died, and was buried;

Acts 26:7

unto which promise our twelve-tribed nation, earnestly serving day and night, is hoping to attain; concerning which hope, O King, I am being accused by Jews.

Hebrews 1:14

Are they not all ministering spirits, sent forth for service, for the sake of those about to inherit salvation?

Revelation 7:4-8

And I heard the number of the sealed, a hundred and forty-four thousand, sealed out of every tribe of the sons of Israel.

Revelation 21:17-21

And he measured its wall a hundred and forty-four cubits, a man's measure, that is, an angel's.

Treasury of Scripture Knowledge

Summary

And had a wall great and high, and had twelve gates, and at the gates twelve angels, and names written thereon, which are the names of the twelve tribes of the children of Israel:

Twelve gates

Bible References

Twelve gates

Revelation 21:21
And the twelve gates were twelve pearls; each one of the gates, severally, was of one pearl; and the street of the city was pure gold, as transparent glass.

Twelve angels

Matthew 18:10
"See that ye despise not one of these little ones; for I say to you, that their angels in Heaven do always behold the face of My Father Who is in Heaven.
Luke 15:10
So, I say to you, there is joy in the presence of the angels of God over one sinner that repents."
Luke 16:22
And it came to pass that the poor man died, and that he was carried away by the angels into Abraham's bosom. And the rich man also died, and was buried;
Hebrews 1:14
Are they not all ministering spirits, sent forth for service, for the sake of those about to inherit salvation?

And names

Revelation 7:4
And I heard the number of the sealed, a hundred and forty-four thousand, sealed out of every tribe of the sons of Israel.
Acts 26:7
unto which promise our twelve-tribed nation, earnestly serving day and night, is hoping to attain; concerning which hope, O King, I am being accused by Jews.