Mark 8:17
And knowing [this], he said to them, "Why are you discussing that you have no bread? Do you not yet perceive or understand? Have your hearts been hardened?
Mark 6:52
because they did not understand concerning the loaves, but their hearts were hardened.
Isaiah 63:17
Why do you make us wander, Yahweh? You harden our heart from your ways {so that we do not fear} you. Turn back for the sake of your servants, the tribes of your inheritance.
Matthew 15:17
Do you not understand that everything that enters into the mouth goes into the stomach and is evacuated into the latrine?
Matthew 16:8-9
But knowing [this], Jesus said, "Why are you discussing among yourselves that you did not take bread, [you] of little faith?
Mark 2:8
And immediately Jesus, perceiving in his spirit that they were reasoning like this within themselves, said to them, "Why are you considering these [things] in your hearts?
Mark 3:5
And looking around at them with anger, grieved at the hardness of their hearts, he said to the man, "Stretch out your hand." And he stretched [it] out, and his hand was restored.
Mark 16:14
And later, [while] they were reclining at table, he appeared to the eleven. And he reprimanded their unbelief and hardness of heart, because they did not believe those who had seen him [after he] had been raised.
Luke 24:25
And he said to them, "O foolish and slow in heart to believe in all that the prophets have spoken!
John 2:24-25
But Jesus himself did not entrust himself to them, because he knew all [people],
John 16:30
Now we know that you know everything and do not {need for} anyone to ask you [questions]. By this we believe that you have come from God."
John 21:17
He said to him a third [time], "Simon [son] of John, do you love me?" Peter was distressed because he said to him a third [time], "Do you love me?" and he said to him, "Lord, you know everything! You know that I love you!" Jesus said to him, "Feed my sheep!
Hebrews 4:12-13
For the word of God [is] living and active and sharper than any double-edged sword, and piercing as far as the division of soul and spirit, both joints and marrow, and able to judge the reflections and thoughts of the heart.
Hebrews 5:11-12
Concerning this {we have much to say and it is difficult to explain}, since you have become sluggish in hearing.
Revelation 2:23
And I will kill her children with deadly disease, and all the churches will know that I am the one who searches minds and hearts, and I will give to each one of you according to your deeds.