Ezekiel 41:4

He then measured the length of the room adjacent to the great hall, 35 feet, and the width, 35 feet. And he said to me, “This is the most holy place.”

1 Kings 6:20

The interior of the sanctuary was 30 feet long, 30 feet wide, and 30 feet high; he overlaid it with pure gold. He also overlaid the cedar altar.

Hebrews 9:3-8

Behind the second curtain, the tabernacle was called the most holy place.

Exodus 26:33-34

Hang the veil under the clasps and bring the ark of the testimony there behind the veil, so the veil will make a separation for you between the holy place and the most holy place.

2 Chronicles 3:8

Then he made the most holy place; its length corresponded to the width of the temple, 30 feet, and its width was 30 feet. He overlaid it with 45,000 pounds of fine gold.

1 Kings 6:5

He then built a chambered structure along the temple wall, encircling the walls of the temple, that is, the sanctuary and the inner sanctuary. And he made side chambers all around.

1 Kings 6:16

Then he lined 30 feet of the rear of the temple with cedar boards from the floor to the surface of the ceiling, and he built the interior as an inner sanctuary, the most holy place.

Revelation 21:16

The city is laid out in a square; its length and width are the same. He measured the city with the rod at 12,000 stadia. Its length, width, and height are equal.

Treasury of Scripture Knowledge

Summary

So he measured the length thereof, twenty cubits; and the breadth, twenty cubits, before the temple: and he said unto me, This is the most holy place.

Bible References

Twenty cubits

1 Kings 6:20
The interior of the sanctuary was 30 feet long, 30 feet wide, and 30 feet high; he overlaid it with pure gold. He also overlaid the cedar altar.
2 Chronicles 3:8
Then he made the most holy place; its length corresponded to the width of the temple, 30 feet, and its width was 30 feet. He overlaid it with 45,000 pounds of fine gold.
Revelation 21:16
The city is laid out in a square; its length and width are the same. He measured the city with the rod at 12,000 stadia. Its length, width, and height are equal.

This

Exodus 26:33
Hang the veil under the clasps and bring the ark of the testimony there behind the veil, so the veil will make a separation for you between the holy place and the most holy place.
Hebrews 9:3
Behind the second curtain, the tabernacle was called the most holy place.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.