³⁰ And do not grieve the Holy Spirit of God [but seek to please Him], by whom you were sealed and marked [branded as God’s own] for the day of redemption [the final deliverance from the consequences of sin].^(A)

³¹ And when they had prayed, the place where they were meeting together was shaken [a sign of God’s presence]; and they were all filled with the Holy Spirit and began to speak the word of God with boldness and courage.