Usage: 2 forms in 4 verses
Form Translated As     In Verse(s)
επιστρατεύσαι to march LXX.Isa.31.4
επεστράτευσαν march LXX.Isa.29.7
marched LXX.Isa.29.8LXX.Zech.14.12

Liddell-Scott-Jones

ἐπιστρατεύω (epistrateuō) to march against G:V

ἐπιστρατεύω-εύω,

march against, make war upon, τινί [Refs 5th c.BC+]; ἐπὶ τὴν Ἑλλάδα [Refs 5th c.BC+]; Εὐβοῖδα χώραν[Refs 5th c.BC+]:— middle, with perfect passive, ἐπιστρατεύεσθαι ἐπ᾽ Αἴγυπτον [Refs 5th c.BC+]