Ezekiel 41:4
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.
Cross-reference
In Ezekiel 41:3, the entrance to the inner room is measured, leading directly into the Most Holy Place described next.
In Exodus 26:33, the veil separates the Holy Place from the Most Holy, the same inner sanctuary measured here.
1 Kings 6:20 records the same 20x20-cubit dimensions for Solomon's inner sanctuary.
2 Chronicles 3:8 also describes the Most Holy Place as 20 cubits square, matching this measurement.
In Hebrews 9:3-8, the tabernacle's Most Holy Place is a type of the heavenly sanctuary, echoing Ezekiel's holy place.
Revelation 21:16 depicts the New Jerusalem as a perfect cube, a typological fulfillment of the cubic inner sanctuary here.
In Exodus 26:34, the mercy seat is placed in the Most Holy Place, the same location as Ezekiel's measured sanctuary.