Matthew 12:39
But he answered and said unto them, A wicked and adulterous generation seeketh a sign; and no sign shall be given it, but the sign of Jonah the prophet:
Matthew 16:4
A wicked and adulterous generation seeketh a sign; and no sign shall be given to it, but the sign of the prophet Jonah. And he left them, and departed.
Luke 11:29-32
Then the multitudes thronging around him, he began to say, This is a wicked generation: it seeketh a sign, and no sign shall be given it, but the sign of Jonah the prophet.
Mark 8:38
For whosoever shall be ashamed of me and of my words, before this adulterous and sinful generation; of him will the Son of man also be ashamed, when he shall come in the glory of his Father, with the holy angels.
James 4:4
Ye adulterers and adultresses, know ye not that friendship with the world is enmity against God? whosoever therefore will be a friend of the world is set down an enemy to God.