Jude 6

New International Version (NIV1984)

⁶ And the angels who did not keep their positions of authority but abandoned their own home—these he has kept in darkness, bound with everlasting chains for judgment on the great Day.

From BibleGateway.com: http://www.biblegateway.com/passage/?search=Jude 1:6&version=NIV1984
NIV®