1 Chronicles 26:18 - Joseph Benson’s Commentary on the Old and New Testaments

At Parbar westward Or, As concerning Parbar, which was another gate, or some building on the western quarter of the temple. Four at the causeway Which led to Parbar. And two at Parbar At the gate or house itself; by which it may seem that this was a place of some importance, either the vessels of the temple, or some part of the treasures of God's house, being kept there.