I girded thee; I made thee strong and active, and fitted and disposed thee for these great and warlike enterprises. For these were the uses and significations of girding in Scripture: see 1 Kings 20:11 Psalms 18:32, Psalms 45:3.
Related Commentaries of Isaiah 45:5
Isaiah 45:5
5 I am the LORD, and there is none else, there is no God beside me: I girded thee, though thou hast not known me: