Usage: 3 forms in 30 verses
Form Translated As     In Verse(s)
επιστήμησ higher knowledge LXX.Exod.31.3 • LXX.Job.28.12 • LXX.Job.39.26 • LXX.Prov.19.2 • LXX.Jer.3.15 • LXX.Dan.1.20
of higher knowledge LXX.Exod.35.31
of your higher knowledge LXX.Ezek.28.7
επιστήμην higher knowledge LXX.Exod.36.2 • LXX.Num.24.16 • LXX.2Chr.2.12 • LXX.Job.21.22 • LXX.Job.22.2 • LXX.Job.32.6 • LXX.Eccl.1.17
my higher knowledge LXX.Job.36.3
skill LXX.Job.38.36
επιστήμη a higher knowledge LXX.Neh.8.8
and by higher knowledge LXX.Job.26.12
higher knowledge LXX.Exod.36.1 • LXX.Deut.32.28 • LXX.Job.12.12 • LXX.Job.12.16 • LXX.Job.28.28 • LXX.Job.34.35 • LXX.Isa.33.6 • LXX.Ezek.28.5
their higher knowledge LXX.Ezek.28.3
your higher knowledge LXX.Ezek.28.4 • LXX.Ezek.28.17

Liddell-Scott-Jones

ἐπιστήμη (epistēmē) higher knowledge G:N-F

ἐπιστήμη, ἡ,

(ἐπίσταμαι) acquaintance with a matter, understanding, skill, as in archery, [Refs 5th c.BC+]; ἐπιστήμῃ skilfully, οἱ μὴ ἐ. τοὺς ἐπαίνους ποιούμενοι [Refs 3rd c.AD+]

__2. professional skill: hence, profession, οἱ τὴν ἰατρικὴν ἐ. μεταχειριζόμενοι [Refs 2nd c.AD+]; ζωγράφος τὴν ἐ. painter by profession, [Refs 4th c.AD+]
__II. generally, knowledge, ἐπιστήμῃ σύ μου προὔχοις ἄν [Refs 5th c.BC+]; πάντ᾽ ἐπιστήμης πλέως full of knowledge in all things, [Refs]; ἐκ τῆς ἐ. [Refs 5th c.BC+]; ἐ. δοξαστική, opposed to ἀλήθεια, [Refs 5th c.BC+]: plural, kinds of knowledge, μυρίαι ἀνδρῶν ἐπιστᾶμαι πέλονται [Refs 5th c.BC+]
__II.2. scientific knowledge, science, opposed to δόξα, [Refs 5th c.BC+]: plural, the sciences, frequently in [Refs 5th c.BC+]