Extended Strong's Greek Lexicon (Abbott-Smith based)
divorce
Usage: ἀποστάσιον, -ου, τό (ἀφίστημι), [in LXX; Deu.24:1, 3, Jer.3:8, Isa.50:1 (כְּרִיתוּת) * ;] __1. in cl., only in phrase ἀποστασίου δίκη, an action against a freedman for forsaking his προστάτης (Dem.). __2. In LXX, βιβλίον ἀποστασίου, a bill of divorce: Mat.19:7, Mrk.10:4; in same sense ἀ. alone (MM, see word), Mat.5:31 (for other late exx., see MM, l.with; Kennedy, Sources, 121).† (AS)