Dictionary entry

διαχωρίζω

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

δια-χωρίζω

[in LXX: Ge 1:4 ff (בּדל hi.), Ge 13:9 ff. (פּרד ni.), etc.;]

to separate entirely. Mid., to separate oneself, depart: seq. ἀπόLk 9:33.†