Surprised by Answered Prayer
Act I: An Impossible Situation (vv. 1-4)
v.4 "guarded by four squads of four soldiers each"
Act II: Earnest Praying
Acts 12:5 "So Peter was kept in prison, but the church was earnestly praying to God for him."
Acts III: A Surprised Response to Answer Prayer
v. 16 "Peter kept on knocking, and when they opened they opened the door and saw him, they were astonished."
N.T. Wright: "What matters is not so much our faith itself as who our faith is in...It is not great faith we need: it is faith in a great God."