They discussed this among themselves and said, "It is because we didn't bring any bread."
Aware of their discussion, Jesus asked, "You of little faith,1 why are you talking among yourselves about having no bread?
References for Matthew 16:8
Do you still not understand? Don't you remember the five loaves for the five thousand, and how many basketfuls you gathered?2
References for Matthew 16:9
Or the seven loaves for the four thousand, and how many basketfuls you gathered?3
References for Matthew 16:10
How is it you don't understand that I was not talking to you about bread? But be on your guard against the yeast of the Pharisees and Sadducees."
Then they understood that he was not telling them to guard against the yeast used in bread, but against the teaching of the Pharisees and Sadducees.4
References for Matthew 16:12
When Jesus came to the region of Caesarea Philippi, he asked his disciples, "Who do people say the Son of Man is?"
References for Matthew 16:13
They replied, "Some say John the Baptist;5 others say Elijah; and still others, Jeremiah or one of the prophets."6
References for Matthew 16:14
"But what about you?" he asked. "Who do you say I am?"
Simon Peter answered, "You are the Christ, the Son of the living God."7
References for Matthew 16:16
Jesus replied, "Blessed are you, Simon son of Jonah, for this was not revealed to you by man,8 but by my Father in heaven.9
References for Matthew 16:17