Against the walls of the temple and the inner sanctuary, Solomon built a chambered structure around the temple, in which he constructed the side rooms.

1 Kings 6:6
The bottom floor was five cubits wide, the middle floor six cubits, and the third floor seven cubits. He also placed offset ledges around the outside of the temple, so that nothing would be inserted into its walls.

1 Kings 6:16
He partitioned off the twenty cubits at the rear of the temple with cedar boards from floor to ceiling to form within the temple an inner sanctuary, the Most Holy Place.

1 Kings 6:19
Solomon also prepared the inner sanctuary within the temple to set the ark of the covenant of the LORD there.

2 Chronicles 31:11
Then Hezekiah commanded them to prepare storerooms in the house of the LORD, and they did so.

Psalm 28:2
Hear my cry for mercy when I call to You for help, when I lift up my hands toward Your holy sanctuary.

Jeremiah 35:2
"Go to the house of the Rechabites, speak to them, and bring them to one of the chambers of the house of the LORD to offer them a drink of wine."

Ezekiel 41:4
Then he measured the room adjacent to the inner sanctuary to be twenty cubits long and twenty cubits wide. And he said to me, "This is the Most Holy Place."

Ezekiel 41:5
Next he measured the wall of the temple to be six cubits thick, and the width of each side room around the temple was four cubits.

Ezekiel 41:6
The side rooms were arranged one above another in three levels of thirty rooms each. There were ledges all around the wall of the temple to serve as supports for the side rooms, so that the supports would not be fastened into the wall of the temple itself.

And against the wall of the house he built chambers round about, against the walls of the house round about, both of the temple and of the oracle: and he made chambers round about: