Dictionary entry

ἐπέκεινα

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament with Strong's

ἐπ-έκεινα

adv.

(= ἐπ’ ἐκεῖνα), [in LXX: Le 22:27, Nu 32:19, al. (הָלְאָה), etc.;]

beyond; c. gen., Ac 7:43(LXX)