Mark 8:21
And he said unto them, Do ye not yet understand?
Mark 6:52
for they understood not concerning the loaves, but their heart was hardened.
Psalm 94:8
Consider, ye brutish among the people; And ye fools, when will ye be wise?
Matthew 16:11-12
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.
Mark 8:12
And he sighed deeply in his spirit, and saith, Why doth this generation seek a sign? verily I say unto you, There shall no sign be given unto this generation.
Mark 8:17
And Jesus perceiving it saith unto them, Why reason ye, because ye have no bread? do ye not yet perceive, neither understand? have ye your heart hardened?
Mark 9:19
And he answereth them and saith, O faithless generation, how long shall I be with you? how long shall I bear with you? bring him unto me.
John 14:9
Jesus saith unto him, Have I been so long time with you, and dost thou not know me, Philip? he that hath seen me hath seen the Father; how sayest thou, Show us the Father?
1 Corinthians 6:5
I say this to move you to shame. What, cannot there be found among you one wise man who shall be able to decide between his brethren,
1 Corinthians 15:34
Awake to soberness righteously, and sin not; for some have no knowledge of God: I speak this to move you to shame.