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 6:52
because they did not understand about the loaves, but their hearts were hardened.
Isaiah 63:17
Why, Lord, do you make us stray from your ways, and make our minds stubborn so that we do not obey you? Return for the sake of your servants, the tribes of your inheritance!
Matthew 15:17
Don't you understand that whatever goes into the mouth enters the stomach and then passes out into the sewer?
Matthew 16:8-9
When Jesus learned of this, he said, "You who have such little faith! Why are you arguing among yourselves about having no bread?
Mark 2:8
Now immediately, when Jesus realized in his spirit that they were contemplating such thoughts, he said to them, "Why are you thinking such things in your hearts?
Mark 3:5
After looking around at them in anger, grieved by the hardness of their hearts, he said to the man, "Stretch out your hand." He stretched it out, and his hand was restored.
Mark 16:14
Then he appeared to the eleven themselves, while they were eating, and he rebuked them for their unbelief and hardness of heart, because they did not believe those who had seen him resurrected.
Luke 24:25
So he said to them, "You foolish people -- how slow of heart to believe all that the prophets have spoken!
John 2:24-25
But Jesus would not entrust himself to them, because he knew all people.
John 16:30
Now we know that you know everything and do not need anyone to ask you anything. Because of this we believe that you have come from God."
John 21:17
Jesus said a third time, "Simon, son of John, do you love me?" Peter was distressed that Jesus asked him a third time, "Do you love me?" and said, "Lord, you know everything. You know that I love you." Jesus replied, "Feed my sheep.
Hebrews 4:12-13
For the word of God is living and active and sharper than any double-edged sword, piercing even to the point of dividing soul from spirit, and joints from marrow; it is able to judge the desires and thoughts of the heart.
Hebrews 5:11-12
On this topic we have much to say and it is difficult to explain, since you have become sluggish in hearing.
Revelation 2:23
Furthermore, I will strike her followers with a deadly disease, and then all the churches will know that I am the one who searches minds and hearts. I will repay each one of you what your deeds deserve.