Excavation conducted by E. Mazar since 2005 revealed this, the "Large Stone Structure" which can be identified as the House of Cedar.
Read the Bible 2 Sam 5:11
11 Now Hiram king of Tyre sent envoys to David, along with cedar logs and carpenters and stonemasons, and they built a palace for David.
It is still debatable if these are the remains of King David's Palace.
"The remains of King David's Palace?"
The House of Ahiel
In the City of David
