Matthew 11:16-17
To what shall I liken this generation? It is like little children sitting in the markets, who call to their companions,
Matthew 17:17
Jesus answered and said, O unbelieving and perverse generation! How long shall I be with you? How long shall I suffer you? Bring him here to me.
Mark 9:19
And he answered and said to them, O faithless and perverse generation! How long shall I be with you? How long shall I suffer you? Bring him to me.
Luke 7:31-32
[And he said], To what then shall I compare the men of this generation? and what are they like?
Luke 18:8
I tell you, he will execute their judgment speedily. But when the Son of man comes will he find faith on the earth?
2 Thessalonians 3:2
and that we may be delivered from unreasonable and wicked men; for all have not faith.
Hebrews 11:6
but without faith it is impossible to please; for he that comes to God, must believe that he is and that he is a rewarder of those that seek him.