KJV - For if God spared not the angels that sinned, but cast them down to hell, and delivered them into chains of darkness, to be reserved unto judgment;
ASV - For if God spared not angels when they sinned, but cast them down to hell, and committed them to pits of darkness, to be reserved unto judgment;
BBE - For if God did not have pity for the angels who did evil, but sent them down into hell, to be kept in chains of eternal night till they were judged;
WEB - For if God didn't spare angels when they sinned, but cast them down to Tartarus{Tartarus is another name for Hell}, and committed them to pits of darkness, to be reserved to judgment;
YLT - For if God messengers who sinned did not spare, but with chains of thick gloom, having cast `them' down to Tartarus, did deliver `them' to judgment, having been reserved,