'Perverse' in the Bible

And Jesus answering said, 'O generation, unstedfast and perverse, till when shall I be with you? till when shall I bear you? bring him to me hither;'

And Jesus answering said, 'O generation, unstedfast and perverse, till when shall I be with you, and suffer you? bring near hither thy son;'

Also with many more other words he was testifying and exhorting, saying, 'Be saved from this perverse generation;'

and of your own selves there shall arise men, speaking perverse things, to draw away the disciples after them.

that ye may become blameless and harmless, children of God, unblemished in the midst of a generation crooked and perverse, among whom ye do appear as luminaries in the world,