the First Temple: The Whole Inside and Outside Covered with Gold
Source: TTT
1 Kings 6:21, 22
So Solomon overlaid the inside of the temple with pure gold, and he extended gold chains across the front of the inner sanctuary, which was overlaid with gold. / So he overlaid with gold the whole interior of the temple, until everything was completely finished. He also overlaid with gold the entire altar that belonged to the inner sanctuary.
2 Chronicles 3:7
He overlaid its beams, thresholds, walls, and doors with gold, and he carved cherubim on the walls.