Matthew 17:19

Then the disciples came to Jesus privately, and said, Why were we not able to send it out?

And when he was by himself, those who were round him with the twelve put questions to him about the purpose of the stories.

And when he had gone into the house, his disciples said to him privately, Why were we unable to send it out?

Treasury of Scripture Knowledge

Then came the disciples to Jesus apart, and said, Why could not we cast him out?

And when he was by himself, those who were round him with the twelve put questions to him about the purpose of the stories.

And when he had gone into the house, his disciples said to him privately, Why were we unable to send it out?