Philo Judaeus De Posteritate Caini 74

[74] This passion, therefore, when it has conceived, brings forth incurable diseases and infirmities with great pains, by which it is thrown down and convulsed, and humbled and tortured. For each of the diseases oppresses it, bringing upon it an unspeakable burden, such that no one is able even to raise his head beneath it. And this is named Lamech; the interpretation of which name is, "humiliation;" so that Lamech is properly represented as the son of Methuselah, being the passion of the death of the soul, humble, yielding, an infirmity which is the offspring of irrational desire.