Luke 18:8
"I tell you that he will avenge them speedily. Nevertheless when the Son of man cometh, shall he find faith on the earth?"
Cross References (ranked by relevance)
Psalm 46:5
13
God is in the midst of her; she shall not be moved: God shall help her, and that right early.
2 Peter 2:3
And through covetousness shall they with feigned words make merchandise of you: whose judgment now of a long time lingereth not, and their damnation slumbereth not.
Matthew 24:24
For there shall arise false Christs, and false prophets, and shall shew great signs and wonders; insomuch that, if it were possible, they shall deceive the very elect.