John 12:39
They were not able to believe because Isaiah also said [Isa. 6:10],
John 5:44
How can you believe [in me] when you [offer and] accept honors from one another, but do not try to obtain the honor that comes from the only God?
John 6:44
No one can come to me unless the Father, who sent me, attracts him to me. [See verse 65]. And I will raise him up [from the dead] on the last day.
John 10:38
But if I am doing them, even though you do not believe me, believe the deeds. Then you will know and continue to know that the Father is in me, and that I am in the Father."
2 Peter 2:14
Their eyes are filled with sexual lust, and they are never satisfied when it comes to sinning. They entice unstable people and have hearts trained to be greedy [i.e., they continually desire the possessions of others]. [In this condition] they are under God's curse.