That
John 6:26
Jesus answered them and said, "Verily, verily I say unto you, ye seek Me, not because ye saw the miracles, but because ye ate of the loaves and were filled.
John 6:30
They said therefore unto Him, "What sign showest thou then, that we may see and believe thee? What works dost thou do?
John 6:40
And this is the will of Him that sent Me: that every one who seeth the Son and believeth in Him may have everlasting life, and I will raise him up at the Last Day."
John 6:64
But there are some of you that believe not." For Jesus knew from the beginning who they were who believed not and who should betray Him.
John 12:37
But though He had done so many miracles before them, yet they believed not in Him,
John 15:24
If I had not done among them the works which no other man did, they would not have had sin; but now they have both seen and hated both Me and My Father.
Luke 16:31
And Abraham said unto him, `If they hear not Moses and the prophets, neither will they be persuaded though one rose from the dead.'"
1 Peter 1:8
whom having not seen, ye love. In Him, though now ye see Him not, yet believing, ye rejoice with joy unspeakable and full of glory,
1 Peter 1:9
receiving the end of your faith, even the salvation of your souls.