The LORD is my light and my salvation; whom shall I fear? the LORD is the strength of my life; of whom shall I be afraid?
2When the wicked, even mine enemies and my foes, came upon me to eat up my flesh, they stumbled and fell.
3Though an host should encamp against me, my heart shall not fear: though war should rise against me, in this will I be confident
This passage was quoted in the movie Gods and Generals. This is a verse that during the Civil War could have offered the soldiers some peace and comfort. In the way that God will be your strength and comfort in times of war and hardship. These verses can offer you that same comfort