Matthew 12:39
But he answered and said to them: A wicked and adulterous generation seeks for a sign; and no sign shall be given to it, but the sign of Jonah the prophet.
Matthew 16:4
A wicked and adulterous generation seeks for a sign: and no sign shall be given it but the sign of Jonah the prophet. And he left them and departed.
Luke 11:29-32
And when the multitudes were crowded together, he began to say: This is an evil generation; it asks for a sign, and no sign shall be given to it but the sign of Jonah the prophet.
Mark 8:38
For whoever will be ashamed of me, and my words, in this sinful and adulterous generation, of him the Son of man also will be ashamed, when he comes in the glory of his Father, with the holy angels.
James 4:4
Adulterers and adulteresses, know you not that the friend ship of the world is enmity to God? Whoever, therefore, will be a friend of the world, is an enemy of God.