And when Herod was about to bring him out, that night Peter was sleeping, bound with two chains between two soldiers; and the guards before the door were keeping the prison.
Acts 12:6
Surrounding context
12:5 Peter was therefore kept in prison, but constant prayer was offered to God for him by the church.
12:6 And when Herod was about to bring him out, that night Peter was sleeping, bound with two chains between two soldiers; and the guards before the door were keeping the prison.
12:7 Now behold, an angel of the Lord stood by him, and a light shone in the prison; and he struck Peter on the side and raised him up, saying, "Arise quickly!" And his chains fell off his hands.