Matthew 12:39
And He, answering, said to them, "An evil and adulterous generation is seeking after a sign; and no sign shall be given to it, except the sign of Jonah the prophet.
Matthew 16:4
An evil and adulterous generation is seeking after a sign; and no sign will be given to it, except the sign of Jonah the prophet." And, leaving them, He departed.
Luke 11:29-32
And as the multitudes were gathering together to Him, He began to say, "This generation is an evil generation: it is seeking a sign, and a sign shall not be given it, except the sign of Jonah.
Mark 8:38
For whosoever is ashamed of Me and of My words in this adulterous and sinful generation, the Son of Man also will be ashamed of him, when He cometh in the glory of His Father with the holy angels."
James 4:4
Adulteresses! know ye not that the friendship of the world is enmity with God? Whosoever, therefore, purposes to be a friend of the world makes himself an enemy of God.