David will return in his resurrected body (he did resurrect at the time of Jesus) and he will reclaim what was promised by God to him—forever:
verses
David will oversee the rebuilding of the Temple.
David will explain what of the Law of Moses should be kept and by whom.
Do resurrected beings retain their look, shape, and personality?
Will everyone like David?
What other resurrected prophets or saints will return to Israel?
Which translated beings will return and help out?