When we doubt and fear that things will not happen in our lives, the lives of those we love, or even in our business dealings, we can fear. In these times, God reminds us He is our shield, that in the end will help us persevere through our doubts and fears and towards His promises. Genesis 15 reminds us of this, and in looking more closely at the purpose of a shield in battle, we can learn some practical truths on how to live in faith with God as our shield.