Revelation 8:12

The Fourth Trumpet, Revelation 8:12-13

12. the third part of the sun, &c. Here we may think either of the Egyptian plague of darkness, Exodus 10:21 sqq., or of a reversal(as in the last case) of the blessing of Isaiah 30:26. There, as here, there seems to be no distinction made between an increase, or decrease, in the intensityof light and in its duration.

so as the third part of them was More accurately, that the third part of them might (lit. may) "be darkened, and the day not shine, &c."