1 Kings 6:5

He built chambers. Outside the Temple, on three of its sides, north, west, and south, was built a series of service chambers. These were entered from without the Temple itself and were so arranged as not to be considered to be a basic part of the Temple structure. In the entire description of these chambers “round about,” the writer appears to employ meticulous care to indicate that these rooms were not structurally a part of the main building but were extraneous to it. Some of these chambers, at least, no doubt served as apartments for the priests and other Temple attendants.

Both of the temple. The side chambers ran the entire length of the building, abutting both upon the “temple,” the holy place, in the forefront of the building, and the “oracle,” the most holy place, at the rear of the building.