Matthew 3:7
But when he saw many of the Pharisees and Sadducees coming to his immersion, he said to them: Generation of vipers, who has warned you to flee from the coining wrath?
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.
Matthew 23:36
Verily I say to you, All these things shall come upon this generation.
Acts 2:40
And with many other words did he testify and exhort, saying: Save yourselves from this wicked generation.