John 10:6
This figure Jesus used with them, but they did not understand what he was saying to them.
Matthew 13:13-14
This is why I speak to them in parables, because seeing they do not see, and hearing they do not hear, nor do they understand.
Matthew 13:51
Jesus asked, "Have you understood all these things?" "Yes," they said to him.
John 6:52
Then the Jews began to argue among themselves, saying, "How can this man give us his flesh to eat?"
John 6:60
Many of his disciples, when they heard it, said, "This is a hard saying; who can listen to it?"
John 7:36
What does he mean when he said, 'You will seek me and you will not find me,' and, 'Where I am you cannot come'?"
John 8:27
They did not understand that he spoke to them of the Father.
John 8:43
Why do you not understand what I say? It is because you are not able to hear my word.
John 16:25
"I have said this to you in figurative language; but the time is coming when I will no longer speak to you in figures, but I will tell you plainly about the Father.
1 Corinthians 2:14
But the natural man does not accept the things of the Spirit of God, for they are foolishness to him; and he cannot understand them, because they are spiritually discerned.
1 John 5:20
And we know that the Son of God has come and has given us understanding, that we may know him who is true; and we are in him who is true, in his Son Jesus Christ. This is the true God and eternal life.