Acts 12:9

9 And he went out and followed him. He did not know that what was being done by the angel was real, but 1thought he was seeing a vision.

Acts 12:9 In-Context

7 And behold, an angel of the Lord stood next to him, and a light shone in the cell. He struck Peter on the side and woke him, saying, "Get up quickly." And the chains fell off his hands.
8 And the angel said to him, "Dress yourself and put on your sandals." And he did so. And he said to him, "Wrap your cloak around you and follow me."
9 And he went out and followed him. He did not know that what was being done by the angel was real, but thought he was seeing a vision.
10 When they had passed the first and the second guard, they came to the iron gate leading into the city. It opened for them of its own accord, and they went out and went along one street, and immediately the angel left him.
11 When Peter came to himself, he said, "Now I am sure that the Lord has sent his angel and rescued me from the hand of Herod and from all that the Jewish people were expecting."

Cross References 1

The English Standard Version is published with the permission of Good News Publishers.