Translations
A third of mankind was killed by these three plagues — the fire, the smoke, and the sulfur that poured from their mouths.
By these three plagues a third of humanity was killed — by the fire and the smoke and the sulphur pouring from their mouths.
By these three was the third part of men killed, by the fire, and by the smoke, and by the brimstone, which issued out of their mouths.
A third of mankind was killed by the three plagues of fire, smoke, and sulfur that proceeded from their mouths.