Abbott-Smith Manual Greek Lexicon
γέεννα (G1067)
12 † γέεννα ( γέενα , Mk 9:45 , Rec.), -ης, ἡ (perh. through Aram. גֵּיהִנָּם , from Heb. גֵּי הִנֹּם , Ne 11:30 ; גֵּי בֶּן־הִנֹּם , Jo 18:16 ; גֵּי בּנֵי־הִנֹּם , IV Ki 23:10 ; valley of (the son, sons of) lamentation ); [in LXX the nearest approach to γ. is γαίεννα , Jos 18:16 ( Γαὶ Ὀννόμ , A), elsewhere φάραγξ Ὀνόμ ( Jos 15:8 , al.), V. Swete on Mk 9:43 ;] Gehenna , a valley W. and S. of Jerusalem, which as the site of fire-worship from the time of Ahaz, was desecrated by Josiah and became a dumping-place for the offal of the city. Later, the name was used as a symbol of the place of future punishment, as in NT: Mt 5:29 , 30 10:28 , Mk 9:43 , 45 , 47 , Lk 12:5 , Ja 3:6 ; γ. τ. πυρός , Mt 5:22 18:19 , prob. with ref. to fires of Moloch ( DB , ii, 119b); υἱὸς γεέννης , Mt 23:15 ; κρίσις γεέννης , 23:33 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain