NET
4 Your neck is like the tower of David built with courses of stones; one thousand shields are hung on it—all shields of valiant warriors.
Darby
4 Thy neck is like the tower of David, Built for an armoury: A thousand bucklers hang thereon, All shields of mighty men.
KJV
4 Thy neck [is] like the tower of David builded for an armoury, whereon there hang a thousand bucklers, all shields of mighty men.