Matthew 12:40

"For just as Jonah was three days and three nights in the sea-monster's belly, so the Son of man will be three days and three nights in the heart of the earth.

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 11:30

"for as Jonah became a sign to the Ninevites, so shall the Son of man be to this generation.

Treasury of Scripture Knowledge

Summary

Now the LORD had prepared a great fish to swallow up Jonah. And Jonah was in the belly of the fish three days and three nights.

General references

Bible References

In

Matthew 12:40
"For just as Jonah was three days and three nights in the sea-monster's belly, so the Son of man will be three days and three nights in the heart of the earth.
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 11:30
"for as Jonah became a sign to the Ninevites, so shall the Son of man be to this generation.

General references

Luke 11:30
"for as Jonah became a sign to the Ninevites, so shall the Son of man be to this generation.