Berean Study Bible
And there were flashes of lightning, and rumblings, and peals of thunder, and a great earthquake the likes of which had not occurred since men were upon the earth—so mighty was the great quake.

King James Bible
And there were voices, and thunders, and lightnings; and there was a great earthquake, such as was not since men were upon the earth, so mighty an earthquake, and so great.

American Standard Version
and there were lightnings, and voices, and thunders; and there was a great earthquake, such as was not since there were men upon the earth, so great an earthquake, so mighty.

Darby Bible Translation
And there were lightnings, and voices, and thunders; and there was a great earthquake, such as was not since men were upon the earth, such an earthquake, so great.

Douay-Rheims Bible
And there were lightnings, and voices, and thunders, and there was a great earthquake, such an one as never had been since men were upon the earth, such an earthquake, so great.

English Revised Version
and there were lightnings, and voices, and thunders; and there was a great earthquake, such as was not since there were men upon the earth, so great an earthquake, so mighty.

Young's Literal Translation
and there came voices, and thunders, and lightnings; and a great earthquake came, such as came not since men came upon the earth, so mighty an earthquake -- so great!