12 And He groaned and sighed deeply in His spirit and said, Why does this generation demand a sign? Positively I say to you, no sign shall be given this generation.
13 And He went away and left them and, getting into the boat again, He departed to the other side.
14 Now they had [completely] forgotten to bring bread, and they had only one loaf with them in the boat.
15 And Jesus [repeatedly and expressly] charged and admonished them, saying, Look out; keep on your guard and beware of the leaven of the Pharisees and the leaven of Herod and the Herodians.
16 And they discussed it and reasoned with one another, It is because we have no bread.
17 And being aware [of it], Jesus said to them, Why are you reasoning and saying it is because you have no bread? Do you not yet discern or understand? Are your hearts in [a settled state of] hardness? [Isa. 6:9, 10; Jer. 5:21.]
18 Having eyes, do you not see [with them], and having ears, do you not hear and perceive and understand the sense of what is said? And do you not remember?