Book VI, Chapter 49

And in addition to these (points, they lay down) that the Demiurge of the supernal Ogdoad, desirous of imitating the indefinite, and everlasting, and illimitable (one), and (the one) not subject to the condition of time; and (the Demiurge) not being able to represent the stability and eternity of this (Ogdoad), on account of his being the fruit of the Hysterema, to this end appointed times, and seasons, and numbers, measuring many years in reference to the eternity of this (Ogdoad), thinking by the multitude of times to imitate its indefiniteness. And here they say, when Truth eluded his pursuit, that Falsehood followed close upon him; and that on account of this, when the times were fulfilled, his work underwent dissolution.