Mark 8:21
And He said to them, Do you not yet understand?
Mark 6:52
For they did not understand concerning the loaves, for their heart was hardened.
Matthew 16:11-12
How do you not understand that I did not speak to you concerning bread, to beware of the leaven of the Pharisees and the Sadducees.
Mark 8:12
And groaning in spirit, He says, What sign does this generation seek after? truly I say unto you, No sign shall be given unto this generation.
Mark 8:17
And Jesus knowing says to them, Why do you reason because you have not bread? do you not yet know, nor understand? have you your heart still hardened?
Mark 9:19
And He responding to them, says, O faithless generation, how long shall I be with you? how long shall I bear with you? Bring him hither to me.
John 14:9
Jesus says to Him, Am I so long time with you, and hast thou not known me, Philip? The one having seen me hath seen the Father: how do you say, Show us the Father?
1 Corinthians 6:5
I speak this to your shame. Is there not one wise man among you who shall be able to judge between his brother?
1 Corinthians 15:34
Awake to righteousness, and sin not; for some have not the knowledge of God: I speak to your shame.