Cross reference
John 4:33
33 The disciples then said one to another, `Did any one bring him anything to eat?'
Matthew 16:6-11
6 and Jesus said to them, `Beware, and take heed of the leaven of the Pharisees and Sadducees;'
7 and they were reasoning in themselves, saying, `Because we took no loaves.'
8 And Jesus having known, said to them, `Why reason ye in yourselves, ye of little faith, because ye took no loaves?
9 do ye not yet understand, nor remember the five loaves of the five thousand, and how many hand-baskets ye took up?
10 nor the seven loaves of the four thousand, and how many baskets ye took up?
11 how do ye not understand that I did not speak to you of bread -- to take heed of the leaven of the Pharisees and Sadducees?'
Luke 9:45
45 And they were not knowing this saying, and it was veiled from them, that they might not perceive it, and they were afraid to ask him about this saying.