Mark 8:12

And, deeply sighing in his spirit, he saith - Why, doth this generation seek, a sign? Verily, I say - there shall, not be given, to this generation, a sign.

Mark 7:34

and, looking up into the heaven, sighed deeply, and saith unto him - Ephphatha! that is, Be opened!

Isaiah 53:3

Despised was he, and forsaken of men, Man of pains and familiar with sickness, - Yea, like one from whom the face is hidden, Despised, and we esteemed him not.

Matthew 12:39-40

But, he, answering, said unto them, A wicked and adulterous generation, a sign, doth seek, and, a sign, will not be, given, it, save the sign of Jonah the prophet.

Matthew 16:4

A wicked and adulterous generation, a sign, doth seek after, and, a sign, will not be given it, - save the sign of Jonah. And, leaving them behind, he departed.

Mark 3:5

And, looking round upon them with anger, being at the same time grieved on account of the hardening of their heart, he saith unto the man - Stretch forth thy hand! and he stretched it forth, and his hand, was restored.

Mark 6:6

And he marvelled because of their unbelief. And he was going round the villages in a circuit, teaching.

Mark 9:19

But, he, answering, saith - O faithless generation! how long, shall I be with you? how long, shall I bear with you? Bring him unto me!

Luke 11:29-30

And, as the multitudes were thronging together, he began to be saying - This generation, is, a wicked generation: A sign, it is seeking, and, a sign, shall not be given it, save the sign of Jonah.

Luke 16:29-31

But Abraham saith - They have Moses and the Prophets: Let them hearken unto them.

Luke 19:41

And, when he drew near, beholding the city, he wept over it, saying -

Luke 22:67-70

But he said unto them - If I should tell, you, in nowise would ye believe,

John 11:33-38

Jesus, therefore, when he saw her weeping, and the Jews who came with her weeping, was indignant in the spirit, and troubled himself,

John 12:37-43

And, although such signs, as these, he had done before them, they were not believing on 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
And, looking round upon them with anger, being at the same time grieved on account of the hardening of their heart, he saith unto the man - Stretch forth thy hand! and he stretched it forth, and his hand, was restored.
Mark 7:34
and, looking up into the heaven, sighed deeply, and saith unto him - Ephphatha! that is, Be opened!
Mark 9:19
But, he, answering, saith - O faithless generation! how long, shall I be with you? how long, shall I bear with you? Bring him unto me!
Isaiah 53:3
Despised was he, and forsaken of men, Man of pains and familiar with sickness, - Yea, like one from whom the face is hidden, Despised, and we esteemed him not.
Luke 19:41
And, when he drew near, beholding the city, he wept over it, saying -
John 11:33
Jesus, therefore, when he saw her weeping, and the Jews who came with her weeping, was indignant in the spirit, and troubled himself,

Why

Mark 6:6
And he marvelled because of their unbelief. And he was going round the villages in a circuit, teaching.
Luke 16:29
But Abraham saith - They have Moses and the Prophets: Let them hearken unto them.
Luke 22:67
But he said unto them - If I should tell, you, in nowise would ye believe,
John 12:37
And, although such signs, as these, he had done before them, they were not believing on him: -

There

Matthew 12:39
But, he, answering, said unto them, A wicked and adulterous generation, a sign, doth seek, and, a sign, will not be, given, it, save the sign of Jonah the prophet.
Matthew 16:4
A wicked and adulterous generation, a sign, doth seek after, and, a sign, will not be given it, - save the sign of Jonah. And, leaving them behind, he departed.
Luke 11:29
And, as the multitudes were thronging together, he began to be saying - This generation, is, a wicked generation: A sign, it is seeking, and, a sign, shall not be given it, save the sign of Jonah.

General references

Luke 11:16
and, others, putting him to the test, a sign out of heaven, were seeking from him.