Matthew 16:11

How is it then that ye do not understand that I did not speak to you concerning bread, when I bid you to beware of the leaven of the pharisees and of the sadducees?

Matthew 16:6

and therefore when Jesus said to them, Take heed and beware of the leaven of the pharisees and of the sadducees,

Mark 4:40

And He said unto them, Why are ye so fearful? how! have ye no faith?

Mark 8:21

And He said unto them, How is it then that ye do not understand?

Luke 12:56

Ye hypocrites, ye know how to discern the face of the earth and of the heavens, and why do ye not discern the present time?

John 8:43

And why do ye not understand my language, but because ye cannot bear my doctrine?

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