Mark 8:12

He groaned and sighed deeply in His spirit and said, “Why does this generation demand a sign? I assure you and most solemnly say to you, no sign will be given to this generation!”

Mark 7:34

and looking up to heaven, He sighed deeply and said to the man, “Ephphatha,” which [in Aramaic] means, Be opened and released!”

Isaiah 53:3


He was despised and rejected by men,
A Man of sorrows and pain and acquainted with grief;
And like One from whom men hide their faces
He was despised, and we did not appreciate His worth or esteem Him.

Matthew 12:39-40

But He replied and said to them, “An evil and adulterous generation [that is morally unfaithful to God] craves and demands a [miraculous] sign; but no sign will be given to it except the sign of the prophet Jonah;

Matthew 16:4

An evil and [morally] unfaithful generation craves a [miraculous] sign; but no sign will be given to it, except the sign of [the prophet] Jonah.” Then He left them and went away.

Mark 3:5

After looking around at them with anger, grieved at the hardness and arrogance of their hearts, He told the man, “Hold out your hand.” And he held it out, and his hand was [completely] restored.

Mark 6:6

He wondered at their unbelief.

And He was going around in the villages teaching.

Mark 9:19

He replied, “O unbelieving (faithless) generation, how long shall I be with you? How long shall I put up with you? Bring him to Me!”

Luke 11:29-30

Now as the crowds were increasing [in number], He began to say, “This [present] generation is a wicked generation; it seeks a sign (attesting miracle), but no sign will be given to it except the sign of Jonah [the prophet].

Luke 16:29-31

But Abraham said, ‘They have [the Scriptures given by] Moses and the [writings of the] Prophets; let them listen to them.’

Luke 19:41

As He approached Jerusalem, He saw the city and wept over it [and the spiritual ignorance of its people],

Luke 22:67-70

“If You are the Christ (the Messiah, the Anointed), tell us.” But He said to them, “If I tell you, you will not believe [what I say],

John 11:33-38

When Jesus saw her sobbing, and the Jews who had come with her also sobbing, He was deeply moved in spirit [to the point of anger at the sorrow caused by death] and was troubled,

John 12:37-43

Even though He had done so many signs (attesting miracles) right before them, yet they still did not believe and failed to trust 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
After looking around at them with anger, grieved at the hardness and arrogance of their hearts, He told the man, “Hold out your hand.” And he held it out, and his hand was [completely] restored.
Mark 7:34
and looking up to heaven, He sighed deeply and said to the man, “Ephphatha,” which [in Aramaic] means, Be opened and released!”
Mark 9:19
He replied, “O unbelieving (faithless) generation, how long shall I be with you? How long shall I put up with you? Bring him to Me!”
Isaiah 53:3

He was despised and rejected by men,
A Man of sorrows and pain and acquainted with grief;
And like One from whom men hide their faces
He was despised, and we did not appreciate His worth or esteem Him.
Luke 19:41
As He approached Jerusalem, He saw the city and wept over it [and the spiritual ignorance of its people],
John 11:33
When Jesus saw her sobbing, and the Jews who had come with her also sobbing, He was deeply moved in spirit [to the point of anger at the sorrow caused by death] and was troubled,

Why

Mark 6:6
He wondered at their unbelief.

And He was going around in the villages teaching.
Luke 16:29
But Abraham said, ‘They have [the Scriptures given by] Moses and the [writings of the] Prophets; let them listen to them.’
Luke 22:67
“If You are the Christ (the Messiah, the Anointed), tell us.” But He said to them, “If I tell you, you will not believe [what I say],
John 12:37
Even though He had done so many signs (attesting miracles) right before them, yet they still did not believe and failed to trust Him—

There

Matthew 12:39
But He replied and said to them, “An evil and adulterous generation [that is morally unfaithful to God] craves and demands a [miraculous] sign; but no sign will be given to it except the sign of the prophet Jonah;
Matthew 16:4
An evil and [morally] unfaithful generation craves a [miraculous] sign; but no sign will be given to it, except the sign of [the prophet] Jonah.” Then He left them and went away.
Luke 11:29
Now as the crowds were increasing [in number], He began to say, “This [present] generation is a wicked generation; it seeks a sign (attesting miracle), but no sign will be given to it except the sign of Jonah [the prophet].

General references

Luke 11:16
Others, trying to test Him, were demanding of Him a sign from heaven.