1 Kings 6:16

He built twenty cubits on the rear of the house with boards of cedar from the floor to the ceiling; he built its interior as the [inner] sanctuary, the Holy of Holies.

1 Kings 8:6

Then the priests brought the ark of the covenant of the Lord to its place, into the inner sanctuary of the house, into the Holy of Holies, under the wings of the cherubim.

2 Chronicles 3:8

Now he made the room of the Holy of Holies: its length equaling the width of the house was twenty cubits, and its width was twenty cubits; and he overlaid it with 600 talents of fine gold.

Leviticus 16:2

The Lord said to Moses,

“Tell Aaron your brother that he must not enter at any time into the Holy Place inside the veil (the Holy of Holies), before the mercy seat which is on the ark, or he will die, for I will appear in the cloud over the mercy seat.

Hebrews 9:3

Behind the second veil there was another tabernacle [the inner one or second section] known as the Holy of Holies,

Ezekiel 45:3

And in this area you shall measure off a portion 25,000 cubits in length and 10,000 cubits in width. And in it shall be the sanctuary which is most holy.

Exodus 25:21-22

You shall put the mercy seat on the top of the ark, and in the ark you shall put the Testimony which I will give you.

Exodus 26:23

Make two boards for the corners of the tabernacle at the rear [on both sides].

Exodus 26:33-34

You shall hang the veil from the hooks [that connect the curtains together], and you shall bring the ark of the Testimony there within the veil. The veil shall separate for you the Holy Place and the Holy of Holies.

1 Kings 6:5

Against the wall of the house he built extensions around the walls of the house, around both the main room (Holy Place) and the Holy of Holies; and he made side chambers all around.

1 Kings 6:19-20

Then he prepared the Holy of Holies within the house in order to put the ark of the covenant of the Lord there.

Treasury of Scripture Knowledge

Summary

And he built twenty cubits on the sides of the house, both the floor and the walls with boards of cedar: he even built them for it within, even for the oracle, even for the most holy place.

Bible References

Built them

1 Kings 6:5
Against the wall of the house he built extensions around the walls of the house, around both the main room (Holy Place) and the Holy of Holies; and he made side chambers all around.
1 Kings 8:6
Then the priests brought the ark of the covenant of the Lord to its place, into the inner sanctuary of the house, into the Holy of Holies, under the wings of the cherubim.
Exodus 25:21
You shall put the mercy seat on the top of the ark, and in the ark you shall put the Testimony which I will give you.
Exodus 26:23
Make two boards for the corners of the tabernacle at the rear [on both sides].
Leviticus 16:2
The Lord said to Moses,

“Tell Aaron your brother that he must not enter at any time into the Holy Place inside the veil (the Holy of Holies), before the mercy seat which is on the ark, or he will die, for I will appear in the cloud over the mercy seat.
2 Chronicles 3:8
Now he made the room of the Holy of Holies: its length equaling the width of the house was twenty cubits, and its width was twenty cubits; and he overlaid it with 600 talents of fine gold.
Ezekiel 45:3
And in this area you shall measure off a portion 25,000 cubits in length and 10,000 cubits in width. And in it shall be the sanctuary which is most holy.
Hebrews 9:3
Behind the second veil there was another tabernacle [the inner one or second section] known as the Holy of Holies,