The very night before Herod meant to have him produced, Peter lay asleep between two soldiers; he was fastened by two chains, and sentries in front of the door guarded the prison.
Then the commander came up and seized him; he ordered him to be bound with a couple of chains, and asked "Who is he?" and "What has he done?"
So that we can say confidently, The Lord is my helper, I will not be afraid. What can men do to me?
May the Lord show favour to the household of Onesiphorus, for many a time he braced me up; he was not ashamed of my imprisonment —
for the sake of which I am in custody as its envoy. Pray that I may have freedom to declare it as I should.
This is my reason for asking to see you and have a word with you. I am wearing this chain because I share Israel's hope."
"We found the prison safely locked up with the sentries posted at the doors, but on opening the doors we found no one inside!"
For fear of him the sentries shook and became like dead men;
So Peter was closely guarded in prison, while earnest prayer for him was offered to God by the church.