6:12 the good fight of faith. Faith is not just some kind of passive belief. It involves a lifelong “fight of faith.” There is also the “work of faith” (I Thessalonians 1:3), and the “shield of faith” (Ephesians 6:16) as well as the “breastplate of faith” (I Thessalonians 5:8), and finally the “word of faith, which we preach” (Romans 10:8).