1 Kings 6:20
20 The inner sanctuary1 was twenty cubits long, twenty cubits wide, and twenty cubits high, and he overlaid it with pure gold. He also overlaid2 an altar of cedar.
2 Chronicles 3:8
8 dAnd he made the Most Holy Place. Its length, corresponding to the breadth of the house, was twenty cubits, and its breadth was twenty cubits. He overlaid it with 600 talents1 of fine gold.