In Luke 5, Jesus said to Simon Peter, "Launch out into the deep and let down your nets for a catch." His command was to throw out a net while Jesus beckoned the fish. These biographical sketches are a modern-day collection of fishers of men doing what God called them to do, casting out their nets. In Luke 5, Jesus said to Simon Peter, "Launch out into the deep and let down your nets for a catch." His command was to throw out a net while Jesus beckoned the fish. These biographical sketches are a modern-day collection of fishers of men doing what God called them to do, casting out their nets.