δυσκατάληπτος
From LSJ
δι' ἐμοῦ βασιλεῖς βασιλεύουσιν, καὶ οἱ δυνάσται γράφουσιν δικαιοσύνην → through me kings rule, and princes dictate justice (Proverbs 8:15, LXX version)
English (LSJ)
ον,
A hard to comprehend, D.S.1.3, Ph.2.216, M.Ant.5.10.
German (Pape)
[Seite 682] schwer zu begreifen; M. Anton. 5, 10; D. Sic. 1, 3.