[112] This doctrine is alluded to doubtfully by Virgil, Georg. i. 247.

Illic, ut perhibent, aut intempesta silet nox

Semper, et obductâ densantur nocte tenebræ;

Aut redit a nobis Aurora, diemque reducit;

Nosque ubi primus equis oriens afflavit anhelis,

Illic sera rubens accendit lumina Vesper.

Thus translated by Dryden, l. 338:—

There, as they say, perpetual night is found,

In silence brooding o’er th’ unhappy ground.

Or when Aurora leaves our northern sphere,