English Standard Version
For if God did not spare angels when they sinned, but cast them into hell and committed them to chains of gloomy darkness to be kept until the judgment;New International Version
For if God did not spare angels when they sinned, but sent them to hell, putting them into gloomy dungeons to be held for judgment;Catholic Public Domain Version
For God did not spare those Angels who sinned, but instead delivered them, as if dragged down by infernal ropes, into the torments of the underworld, to be reserved unto judgment