By what means were the apostles delivered from prison?

Answer

"The angel of the Lord by night opened the prison doors, and brought them forth." Acts 5: 19.

Upon what basis is justification granted?
What are children declared to be?
14. What did He say of those who should break one of God's commandments, or should teach men to do so?
21. What miraculous event occurred at the death of Christ, signifying that the sacrificial system was for ever at an end ?
What will constitute the second plague?
Are they interested in the conversion of men?
To what place were the angels that sinned cast?

Questions & Answers are from the book Bible Readings for the Home Circle