, in the dual form, though

is not unfrequent, here and in other places. The English word is not a translation of the Egyptian one, which has to be explained before any equivalent for it can be proposed. And the explanation of it has to be sought in the ‘Solar Litany,’ first completely published by M. Naville.

There we find the Sun-god Rā invoked as a Power pouring itself forth or overflowing