Ezekiel 41:5
Next, he measured the Temple walls at six cubits high and the width of the side chambers at four cubits around all four sides of the Temple.
1 Kings 6:5-6
Against the wall of the Temple he built a series of rooms that encompassed the exterior of the Temple walls around the inner sanctuary. He built these side chambers all around the building.
Ezekiel 41:6-9
The side chambers consisted of three stories, each above the other, with 30 chambers in each story. The side chambers extended out from the wall that faced the inside of the chambers where the chambers were fastened together, but the chamber walls were not fastened directly into the Temple walls themselves.
Ezekiel 42:3-14
Opposite the 20 cubits wide inner court, and opposite the paved area that comprised the outer court, there were three stories of galleries that faced each other.