Matthew 12:39
But he replied to them, "An evil and adulterous generation craves a sign. Yet no sign will be given to it except the sign of the prophet Jonah,
Matthew 16:4
You know how to interpret the appearance of the sky, yet you can't interpret the signs of the times? An evil and adulterous generation craves a sign, but no sign will be given to it except the sign of Jonah." Then he left them and went away.
Luke 11:29-32
Now as the crowds continued to throng around Jesus, he went on to say, "This people living today are an evil generation. It craves a sign, but no sign will be given to it except the sign of Jonah,
Isaiah 57:3
"But as for you, come here, you children of a sorceress, you offspring of adulterers and prostitutes!
Mark 8:38
If anyone is ashamed of me and my words in this adulterous and sinful generation, the Son of Man will be ashamed of him when he comes with the holy angels in his Father's glory."
James 4:4
You adulterers! Don't you know that friendship with the world means hostility with God? So whoever wants to be a friend of this world is an enemy of God.