From these shlosh hamakkot (three plagues T.N. this word makkah, makkot [pl.] comes from the Pesach Haggadah `eser makkot' or ten plagues, and is a key word from here on in the book of Revelation, showing the endtime plagues of the Brit Chadasha Exodus of the Geulah Redemption) were killed a third of Bnei Adam, by the eish (fire) and the smoke and the gofrit (sulfur) coming out of the mouth of them.