Luke 11:29 in the World English Bible
When the multitudes were gathering together to him, he began to say, “This is an evil generation. It seeks after a sign. No sign will be given to it but the sign of Jonah the prophet.
Context
28 But he said, Yea rather, blessed are they that hear the word of God, and keep it.
29 And when the people were gathered thick together, he began to say, This is an evil generation: they seek a sign; and there shall no sign be given it, but the sign of Jonas the prophet.
30 For as Jonas was a sign unto the Ninevites, so shall also the Son of man be to this generation.