Mark 8:17 And when Jesus knew it, he saith unto them, Why reason ye, because ye have no bread? perceive ye not yet, neither understand? have ye your heart yet hardened?

Mark 8:18 Having eyes, see ye not? and having ears, hear ye not? and do ye not remember?

Mark 8:21 And he said unto them, How is it that ye do not understand?

Matthew 16:9 Do ye not yet understand, neither remember the five loaves of the five thousand, and how many baskets ye took up?

Matthew 16:10 Neither the seven loaves of the four thousand, and how many baskets ye took up?

John 6:26 Jesus answered them and said, Verily, verily, I say unto you, Ye seek me, not because ye saw the miracles, but because ye did eat of the loaves, and were filled.

Luke 24:25 Then he said unto them, O fools, and slow of heart to believe all that the prophets have spoken:

Mark 3:5 And when he had looked round about on them with anger, being grieved for the hardness of their hearts, he saith unto the man, Stretch forth thine hand. And he stretched it out: and his hand was restored whole as the other.

Mark 8:17 And when Jesus knew it, he saith unto them, Why reason ye, because ye have no bread? perceive ye not yet, neither understand? have ye your heart yet hardened?

Mark 16:14 ¶Afterward he appeared unto the eleven as they sat at meat, and upbraided them with their unbelief and hardness of heart, because they believed not them which had seen him after he was risen.

Hebrews 3:8 Harden not your hearts, as in the provocation, in the day of temptation in the wilderness:

Hebrews 3:13 But exhort one another daily, while it is called To day; lest any of you be hardened through the deceitfulness of sin.

Isaiah 63:17 ¶O LORD, why hast thou made us to err from thy ways, and hardened our heart from thy fear? Return for thy servants' sake, the tribes of thine inheritance.