Berean Standard Bible (BSB)
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;
World English Bible (WEB)
For if God didn’t spare angels when they sinned, but cast them down to Tartarus, and committed them to pits of darkness, to be reserved for judgment;
Strong's King James
For{G1063} if{G1487} God{G2316} spared{G5339}{(G5662)} not{G3756} the angels{G32} that sinned{G264}{(G5660)}, but{G235} cast them down to hell{G5020}{(G5660)}, and delivered{G3860}{(G5656)} them into chains{G4577} of darkness{G2217}, to be reserved{G5083}{(G5772)} unto{G1519} judgment{G2920};
The F.O.G *
(4) For if יהוה YAHWEH didn't spare angelic messengers who deviated but rather held them captive in Tartarus, handed them over to chains of darkness and reserved for condemnation.
The F.O.G Message *
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,