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.

14. How was the sanctuary itself to be cleansed, and how were the sins of the people to be finally disposed of?
What memorial of His creative power did God establish?
What promise is made to the willing and obedient?
Who alone knows the exact day of Christ's coming?
Under what figures is the first trumpet described?
When cast into the lions' den, how did Daniel say he had been saved from death?
What is the measurement of the city?

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