Acts 4:23-24,31

23 Being let go, they came to their own company, and reported all that the chief priests and the elders had said to them.  24 When they heard it, they lifted up their voice to God with one accord, and said, "O Lord, you are God, who made the heaven, the earth, the sea, and all that is in them; 

31 When they had prayed, the place was shaken where they were gathered together. They were all filled with the Holy Spirit, and they spoke the word of God with boldness.