Mark 8:21 KJV
And he said unto them, How is it that ye do not understand?
Mark 8:21, King James Version
In context
20 And when the seven among four thousand, how many baskets full of fragments took ye up? And they said, Seven.
21 And he said unto them, How is it that ye do not understand?
22 And he cometh to Bethsaida; and they bring a blind man unto him, and besought him to touch him.