Mark 8:13-21

Then he turned and left them, got back into the boat, and crossed over to the opposite shore. Now, the disciples had forgotten to take bread with them, except for one loaf of flatbread. And as they were sailing across the lake, Jesus repeatedly warned them, “Be on your guard against the yeast inside of the Pharisees and the yeast inside of Herod!” But the disciples had no clue what Jesus was talking about, so they began to discuss it among themselves, saying, “Is he saying this because we forgot to bring bread?” Knowing what they were thinking, Jesus said to them, “Why all this fussing over forgetting to bring bread? Do you still not see or understand what I say to you? Are your hearts still hard? You have good eyes, yet you still don’t see, and you have good ears, yet you still don’t hear, neither do you remember. When I multiplied the bread to feed more than five thousand people, how many baskets full of leftovers did you gather afterward?” “Twelve,” they replied. “And when I multiplied food to feed over four thousand, how many large baskets full of leftovers did you gather afterwards?” “Seven,” they replied. “Then how is it that you still don’t get it?”