ἀγαθοὶ δὲ ἐγένοντο διὰ τὸ φῦναι ἐξ ἀγαθῶν → they were virtuous because they were sprung from virtuous men, virtuous they were because they were sprung from men of virtue
sŭper-cŭbo: āvi, 1, v. n.,
I to lie or sleep upon, Col. 7, 4, 5; App. M. 6, p. 185, 34.
sŭpercŭbō, āvī, āre, intr., être couché par-dessus : Col. Rust. 7, 4, 5 ; Apul. M. 6, 29.