Continuing into Eph 6:18. Prayer. Prayer being not inaction, but the very act which spurs on even angelic involvement, as the Lord sees fit to deploy the angelic host, and other helps. Prayer helps lay the bedrock of those in the armor of God to be given Wisdom, Strength, all those virtues requisite to march to victory. This is a most able action to take for those infirm or otherwise incapacitated to step unto field of battle so to speak.  In prayer is intercession upon the field of SPIRITUAL warfare. Therefore i also always included verse 18. Sidebar: as in John 3:16, i continue into John 3:17. Godspeed, Patriot.