Jude 6-7
Read Jude in full →6And aangels who did not keep their own domain, but abandoned their proper abode, He has bkept in eternal bonds under darkness for the judgment of the great day, 7just as aSodom and Gomorrah and the bcities around them, having indulged in the same way as these in gross sexual immorality and having cgone after 1strange flesh, are exhibited as an 2,dexample in undergoing the epunishment of eternal fire.