John 8:47
Whoever belongs to God hears the words of God. The reason you do not hear is that you do not belong to God.”

John 6:44
“No one can come to Me unless the Father who sent Me draws him, and I will raise him up at the last day.

John 6:65
Then Jesus said, “This is why I told you that no one can come to Me unless the Father has granted it to him.”

John 8:43
Why do you not understand what I am saying? It is because you are unable to accept My message.

John 12:37-40
Although Jesus had performed so many signs in their presence, they still did not believe in Him. / This was to fulfill the word of Isaiah the prophet: “Lord, who has believed our message? And to whom has the arm of the Lord been revealed?” / For this reason they were unable to believe. For again, Isaiah says: ...

Romans 8:7-8
because the mind of the flesh is hostile to God: It does not submit to God’s law, nor can it do so. / Those controlled by the flesh cannot please God.

1 Corinthians 2:14
The natural man does not accept the things that come from the Spirit of God. For they are foolishness to him, and he cannot understand them, because they are spiritually discerned.

2 Corinthians 4:3-4
And even if our gospel is veiled, it is veiled to those who are perishing. / The god of this age has blinded the minds of unbelievers, so they cannot see the light of the gospel of the glory of Christ, who is the image of God.

Matthew 13:11-15
He replied, “The knowledge of the mysteries of the kingdom of heaven has been given to you, but not to them. / Whoever has will be given more, and he will have an abundance. Whoever does not have, even what he has will be taken away from him. / This is why I speak to them in parables: ‘Though seeing, they do not see; though hearing, they do not hear or understand.’ ...

Matthew 11:25-27
At that time Jesus declared, “I praise You, Father, Lord of heaven and earth, because You have hidden these things from the wise and learned, and revealed them to little children. / Yes, Father, for this was well-pleasing in Your sight. / All things have been entrusted to Me by My Father. No one knows the Son except the Father, and no one knows the Father except the Son and those to whom the Son chooses to reveal Him.

Acts 13:48
When the Gentiles heard this, they rejoiced and glorified the word of the Lord, and all who were appointed for eternal life believed.

Ephesians 2:1-5
And you were dead in your trespasses and sins, / in which you used to walk when you conformed to the ways of this world and of the ruler of the power of the air, the spirit who is now at work in the sons of disobedience. / All of us also lived among them at one time, fulfilling the cravings of our flesh and indulging its desires and thoughts. Like the rest, we were by nature children of wrath. ...

1 John 4:6
We are from God. Whoever knows God listens to us; whoever is not from God does not listen to us. That is how we know the Spirit of truth and the spirit of deception.

Isaiah 6:9-10
And He replied: “Go and tell this people, ‘Be ever hearing, but never understanding; be ever seeing, but never perceiving.’ / Make the hearts of this people calloused; deafen their ears and close their eyes. Otherwise they might see with their eyes, hear with their ears, understand with their hearts, and turn and be healed.”

Isaiah 53:1
Who has believed our message? And to whom has the arm of the LORD been revealed?