He built chambers all along the temple, each five cubits high and attached to the temple with beams of cedar.
Here, I. The temple is called the house of the Lord (Kg1 6:1), because it was, 1. Directed and modelled by him. Infinite Wisdom was the architect, and gave David the plan or pattern by the Spirit, not by word of mouth only, but, for the greater certainty and exactness, in writing (Ch1 28:11, Ch1 28:12), as he had given to Moses in the mouth a draught of the tabernacle.
Commenting on 1 Kings 6:1-10
And then he built chambers against all the house five cubits high,.... Which some understand of the same chambers in Kg1 6:5; here made mention of again for the sake of giving the height of them, not before given; but they were built against, or upon the wall of the house, these against, or rather upon the whole house itself; and are the chambers referred...
chambers . . . five cubits high--The height of the whole three stories was therefore about fifteen cubits. they rested on the house with timber of cedar--that is, because the beams of the side stones rested on the ledges of the temple wall. The wing was attached to the house; it was connected with the temple, without, however, interfering injuriously with the sanctuary [KEIL].