Berean Study Bible
For if God did not spare the angels when they sinned, but cast them deep into hell, placing them in chains of darkness to be held for judgment;

King James Bible
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;

American Standard Version
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;

Darby Bible Translation
For if God spared not [the] angels who had sinned, but having cast them down to the deepest pit of gloom has delivered them to chains of darkness [to be] kept for judgment;

Douay-Rheims Bible
For if God spared not the angels that sinned, but delivered them, drawn down by infernal ropes to the lower hell, unto torments, to be reserved unto judgment:

English Revised Version
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;

Young's Literal Translation
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,