The king is addressed as ready to go forth to battle.
sword - (Compare Rev 1:16; Rev 19:15).
mighty - (Compare Isa 9:6).
glory and ... majesty - generally used as divine attributes (Psa 96:6; Psa 104:1; Psa 111:3), or as specially conferred on mortals (Psa 21:5), perhaps these typically.