Acts 8:10 in the King James Version
To whom they all gave heed, from the least to the greatest, saying, This man is the great power of God.
Context
9 But there was a certain man, Simon by name, who used to practice sorcery in the city and amazed the people of Samaria, making himself out to be some great one,
10 to whom they all listened, from the least to the greatest, saying, “This man is that great power of God.”
11 They listened to him because for a long time he had amazed them with his sorceries.