Adversity as an Incubator for our Intimacy with God

What is God’s goal in our adversity (a case of dealing with child losses through miscarriages and premature births)? How do we handle such adversity in a way that helps us to discover our need for God? How does God use the agonies we face to shape our life so that we reflect his love and care to others. How can adversity deepen our faith and help us to build a strongly rooted relationship with God?