Mark 8:12

At this Jesus sighed deeply in his spirit, and said: "Why does the present generation seek a sign? In solemn truth I tell you that no sign shall be given this generation."

Mark 7:34

then looking up to heaven with a sigh, he said to him, "Ephphatha!" (that is, "Be opened.")

Matthew 12:39-40

In reply Jesus told them. "An evil and faithless generation seeks a sign, and no sign will be given them except the sign of the prophet Jonah.

Matthew 16:4

A wicked and faithless generation is seeking a sign, but no sign shall be given it but the sign of Jonah." So he left them and went away.

Mark 3:5

They were silent. Then looking around upon them with anger, and deeply grieved by the hardening of their hearts, he said to the man, "Stretch out your hand!" He stretched it out, and the hand was at once completely restored.

Mark 6:6

And he wondered at their lack of faith. So he went among the neighboring villages, teaching.

Mark 9:19

"O unbelieving generation!" replied Jesus; "how long must I be with you? How long must I be patient with you? Bring him to me."

Luke 11:29-30

When the crowd were beginning to throng about him he proceeded to say. "This is an evil generation! It seeks a sign, and there shall be no sign be given to it except the sign of Jonah;

Luke 16:29-31

"But Abraham said, 'They have Moses and the Prophets, let them listen to them.'

Luke 19:41

And when he came into view of the city, as he approached it he broke into loud weeping,

Luke 22:67-70

"Are you the Christ? Tell us!" "If I tell you," he answered, "you will not believe;

John 11:33-38

Then when Jesus saw her sobbing, and the Jews likewise who accompanied her, sobbing, he shuddered with indignation in his spirit, and was deeply agitated.

John 12:37-43

With these words Jesus went away and hid himself from them. But although he had wrought such signs in their presence, still they did not believe in him.

Treasury of Scripture Knowledge

Summary

And he sighed deeply in his spirit, and saith, Why doth this generation seek after a sign? verily I say unto you, There shall no sign be given unto this generation.

General references

Bible References

He sighed

Mark 3:5
They were silent. Then looking around upon them with anger, and deeply grieved by the hardening of their hearts, he said to the man, "Stretch out your hand!" He stretched it out, and the hand was at once completely restored.
Mark 7:34
then looking up to heaven with a sigh, he said to him, "Ephphatha!" (that is, "Be opened.")
Mark 9:19
"O unbelieving generation!" replied Jesus; "how long must I be with you? How long must I be patient with you? Bring him to me."
Luke 19:41
And when he came into view of the city, as he approached it he broke into loud weeping,
John 11:33
Then when Jesus saw her sobbing, and the Jews likewise who accompanied her, sobbing, he shuddered with indignation in his spirit, and was deeply agitated.

Why

Mark 6:6
And he wondered at their lack of faith. So he went among the neighboring villages, teaching.
Luke 16:29
"But Abraham said, 'They have Moses and the Prophets, let them listen to them.'
Luke 22:67
"Are you the Christ? Tell us!" "If I tell you," he answered, "you will not believe;
John 12:37
With these words Jesus went away and hid himself from them. But although he had wrought such signs in their presence, still they did not believe in him.

There

Matthew 12:39
In reply Jesus told them. "An evil and faithless generation seeks a sign, and no sign will be given them except the sign of the prophet Jonah.
Matthew 16:4
A wicked and faithless generation is seeking a sign, but no sign shall be given it but the sign of Jonah." So he left them and went away.
Luke 11:29
When the crowd were beginning to throng about him he proceeded to say. "This is an evil generation! It seeks a sign, and there shall be no sign be given to it except the sign of Jonah;

General references

Luke 11:16
Others, tempting him, kept seeking from him a sign from heaven.