He answered and said unto them, When it is evening, ye say, It will be fair weather: for the sky is red.(Matthew 16:2)

And in the morning, It will be foul weather to day: for the sky is red and lowering. O ye hypocrites, ye can discern the face of the sky; but can ye not discern the signs of the times?(Matthew 16:3)

A wicked and adulterous generation seeketh after a sign; and there shall no sign be given unto it, but the sign of the prophet Jonas. And he left them, and departed.(Matthew 16:4)

Then Jesus said unto them, Take heed and beware of the leaven of the Pharisees and of the Sadducees.(Matthew 16:6)

And they reasoned among themselves, saying, It is because we have taken no bread.(Matthew 16:7)

Which when Jesus perceived, he said unto them, O ye of little faith, why reason ye among yourselves, because ye have brought no bread?(Matthew 16:8)