All 3 Uses

attire
in
The Iliad by Homer - (translated by: Pope)
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With his huge sceptre graced, and red attire, Came halting forth the sovereign of the fire: The monarch's steps two female forms uphold, That moved and breathed in animated gold; To whom was voice, and sense, and science given Of works divine (such wonders are in heaven!)†
Book 18
The hero bids his martial troops appear High on their cars in all the pomp of war; Each in refulgent arms his limbs attires, All mount their chariots, combatants and squires.†
Book 23 *
his face his wrapp'd attire Conceal'd from sight; with frantic hands he spread A shower of ashes o'er his neck and head.†
Book 24

Definitions:

(1) (attire)
clothing -- especially of a distinctive style or for a particular occasion
(2) (meaning too rare to warrant focus)