and in that moment all the trumpets were blown , and the king elessar went forth and came to the barrier , and hurin of the keys thrust it back ; and amid the music of harp and of viol and of flute and the singing of clear voices the king passed through the flower-laden streets , and came to the citadel , and entered in ; and the banner of the tree and the stars was unfurled upon the topmost tower , and the reign of king elessar began , of which many songs have told .