Luke 18:8

6And the Lord said, Hear what the unjust judge saith.

7And shall not God avenge his own elect, which cry day and night unto him, though he bear long with them?

8I tell you that he will avenge them speedily. Nevertheless when the Son of man cometh, shall he find faith on the earth?

9And he spake this parable unto certain which trusted in themselves that they were righteous, and despised others:

10Two men went up into the temple to pray; the one a Pharisee, and the other a publican.