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.

What did Christ indicate as essential to eternal life?
What promise is made to the obedient?
Who did He say would enter the kingdom of heaven?
Did the early disciples think that death would he the second coming of Christ?
What will be the fourth plague?
How long will they live?
Why was this to be?

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