Mark 8:21
Then he said to them, "Do you still not understand?"
Mark 6:52
because they did not understand about the loaves, but their hearts were hardened.
Psalm 94:8
Take notice of this, you ignorant people! You fools, when will you ever understand?
Matthew 16:11-12
How could you not understand that I was not speaking to you about bread? But beware of the yeast of the Pharisees and Sadducees!"
Mark 8:12
Sighing deeply in his spirit he said, "Why does this generation look for a sign? I tell you the truth, no sign will be given to this generation."
Mark 8:17
When he learned of this, Jesus said to them, "Why are you arguing about having no bread? Do you still not see or understand? Have your hearts been hardened?
Mark 9:19
He answered them, "You unbelieving generation! How much longer must I be with you? How much longer must I endure you? Bring him to me."
John 14:9
Jesus replied, "Have I been with you for so long, and you have not known me, Philip? The person who has seen me has seen the Father! How can you say, 'Show us the Father'?
1 Corinthians 6:5
I say this to your shame! Is there no one among you wise enough to settle disputes between fellow Christians?
1 Corinthians 15:34
Sober up as you should, and stop sinning! For some have no knowledge of God -- I say this to your shame!