Philo Judaeus Quis Rerum Divinarum Heres Sit 233

[233] For in this, also, there is is a report that the outermost sphere, which is destitute of motion, is preserved without being divided, but that the inner one is divided into six portions, and thus completes the seven circles of what are called the planets; for I imagine the heaven is in the world the same thing that the soul is in the human being. They say, therefore, that these two natures, full of reason and comprehension—that, I mean, which exists in man and that which exists in the world—are both at all times entire and indivisible. On this account, therefore, it is that the scriptures tell us, "He did not divide the birds."