John 6:36
But I told you that you have seen me, and yet you don't believe.
John 6:26
Jesus answered them, "Most certainly I tell you, you seek me, not because you saw signs, but because you ate of the loaves, and were filled.
Luke 16:31
"He said to him, 'If they don't listen to Moses and the prophets, neither will they be persuaded if one rises from the dead.'"
John 6:30
They said therefore to him, "What then do you do for a sign, that we may see, and believe you? What work do you do?
John 6:40
This is the will of the one who sent me, that everyone who sees the Son, and believes in him, should have eternal life; and I will raise him up at the last day."
John 6:64
But there are some of you who don't believe." For Jesus knew from the beginning who they were who didn't believe, and who it was who would betray him.
John 12:37
But though he had done so many signs before them, yet they didn't believe in him,
John 15:24
If I hadn't done among them the works which no one else did, they wouldn't have had sin. But now have they seen and also hated both me and my Father.
1 Peter 1:8-9
whom not having known you love; in whom, though now you don't see him, yet believing, you rejoice greatly with joy unspeakable and full of glory --