Abbott-Smith Manual Greek Lexicon
σφάζω (G4969)
10 σφάζω [in LXX chiefly for שׁחט ;] to slay, slaughter (esp. of victims for sacrifice): ἀρνίον , Re 5:6 , 12 13:8 ; of persons, I Jo 3:12 , Re 5:9 6:4 , 9 18:24 ; ἐσφαγμένη εἰς θάνατον (RV, smitten unto death ), Re 13:3 (cf. κατα-σφάζω ).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain