a wall.

Revelation 21:17-20
And he measured its wall to be 144 cubits, by the human measure the angel was using. . . .

Ezra 9:9
Though we are slaves, our God has not forsaken us in our bondage, but He has extended to us grace in the sight of the kings of Persia, giving us new life to rebuild the house of our God and repair its ruins, and giving us a wall of protection in Judah and Jerusalem.

Nehemiah 12:27
At the dedication of the wall of Jerusalem, the Levites were sought out from all their homes and brought to Jerusalem to celebrate the joyous dedication with thanksgiving and singing, accompanied by cymbals, harps, and lyres.

Psalm 51:18
In Your good pleasure, cause Zion to prosper; build up the walls of Jerusalem.

Psalm 122:7
May there be peace within your walls, and prosperity inside your fortresses."

twelve gates.

Revelation 21:21, 25
And the twelve gates were twelve pearls, with each gate consisting of a single pearl. The main street of the city was pure gold, as pure as transparent glass. . . .

Isaiah 54:12
I will make your pinnacles of rubies, your gates of sparkling jewels, and all your walls of precious stones.

Isaiah 60:18
No longer will violence be heard in your land, nor ruin or destruction within your borders. But you will name your walls Salvation and your gates Praise.

Ezekiel 48:31-34
the gates of the city will be named after the tribes of Israel. On the north side there will be three gates: the gate of Reuben, the gate of Judah, and the gate of Levi. . . .

twelve angels.

Matthew 18:10
See that you do not look down on any of these little ones. For I tell you that their angels in heaven always see the face of my Father in heaven.

Luke 15:10
In the same way, I tell you, there is joy in the presence of God's angels over one sinner who repents."

Luke 16:22
One day the beggar died and was carried by the angels to Abraham's side. And the rich man also died and was buried.

Hebrews 1:14
Are not the angels ministering spirits sent to serve those who will inherit salvation?

and names.

Revelation 7:4-8
And I heard the number of those who were sealed, 144, 000 from all the tribes of Israel: . . .

Numbers 2:2-32
"The Israelites are to camp under their respective banners beside the flags of their families, around the Tent of Meeting at a distance from it. . . .

Acts 26:7
the promise our twelve tribes are hoping to realize as they earnestly serve God day and night. It is because of this hope, O king, that I am accused by the Jews.