How do you not understand that I was not telling you about bread? But beware of the leaven of the Pharisees and Sadducees.”
KJV
How is it that ye do not understand that I spake [it] not to you concerning bread, that ye should beware of the leaven of the Pharisees and of the Sadducees?
ASV
How is it that ye do not perceive that I spake not to you concerning bread? But beware of the leaven of the Pharisees and Sadducees.