But the disciples began talking among themselves about their having brought no bread.
Presently Jesus said to them: "Take care and be on your guard against the leaven of the Pharisees and Sadducees."
On noticing this, Jesus said: "Why are you talking among yourselves about your being short of bread, O men of little faith?
It is about John's baptism. What was its origin? divine or human?" But they began arguing among themselves: "If we say 'divine,' he will say to us 'Why then did not you believe him?'
They seized upon these words and discussed with one another what this 'rising from the dead' meant.
While they were talking about these things and discussing them, Jesus himself came up and went on their way with them;
A discussion arose among the disciples as to which of them was the greatest;
"No, Lord, I cannot," answered Peter, "for I have never eaten anything 'defiled' and 'unclean'."