Luke 11:30

For just as Jonah became a sign to the Ninevites, so will the Son of Man be to this generation.

Jonah 1:17

And the Lord appointed a great fish to swallow Jonah, and Jonah was in the stomach of the fish three days and three nights.

Jonah 2:10

Then the Lord commanded the fish, and it vomited Jonah up onto the dry land.

Jonah 3:2-10

“Arise, go to Nineveh the great city and proclaim to it the proclamation which I am going to tell you.”

Matthew 12:40-42

for just as Jonah was three days and three nights in the belly of the sea monster, so will the Son of Man be three days and three nights in the heart of the earth.

Luke 24:46-47

and He said to them, Thus it is written, that the Christ would suffer and rise again from the dead the third day,

Treasury of Scripture Knowledge

Summary

For as Jonas was a sign unto the Ninevites, so shall also the Son of man be to this generation.

Bible References

General references

Luke 24:46
and He said to them, Thus it is written, that the Christ would suffer and rise again from the dead the third day,
Jonah 1:17
And the Lord appointed a great fish to swallow Jonah, and Jonah was in the stomach of the fish three days and three nights.
Jonah 2:10
Then the Lord commanded the fish, and it vomited Jonah up onto the dry land.
Jonah 3:2
“Arise, go to Nineveh the great city and proclaim to it the proclamation which I am going to tell you.”
Matthew 12:40
for just as Jonah was three days and three nights in the belly of the sea monster, so will the Son of Man be three days and three nights in the heart of the earth.