John 12:39
For this reason they could not believe, because again Isaiah said,
John 5:44
How can you believe, if you accept praise from one another and don't seek the praise that comes from the only God?
Isaiah 6:9-10
He said, "Go and tell these people: 'Listen continually, but don't understand! Look continually, but don't perceive!'
Isaiah 44:18-20
They do not comprehend or understand, for their eyes are blind and cannot see; their minds do not discern.
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 10:38
But if I do them, even if you do not believe me, believe the deeds, so that you may come to know and understand that I am in the Father and the Father is in me."
2 Peter 2:14
Their eyes, full of adultery, never stop sinning; they entice unstable people. They have trained their hearts for greed, these cursed children!