ἄρα,

illative particle, expressing a more subjective or informal inference than οὖν,

then: prop. (as in cl.), the second word in the sentence, Rom.7:21 8:1, Gal.3:7; ἐπεὶ ἄρα, 1Co.7:14 (with another word between) 5:10; as the first word, Luk.11:48, Act.11:18, Rom.10:17, 1Co.15:18, 2Co.5:15 7:12, Heb.4:9; so prop. in apodosis after protasis with εἰ, Mat.12:28, Luk.11:20, Gal.2:21 3:29 5:11, Heb.12:8 (κενὸν ἄρα), 1Co.15:14; often in interrogations, direct and indirect, τίς (τί) ἄρα, Mat.18:1 19:25, 27 24:45, Mrk.4:41, Luk.1:66 8:25 12:42 22:23, Act.12:18; εἰ ἄρα, Mrk.11:13, Act.8:22; εἴπερ ἄρα, 1Co.15:15; οὐκ ἄρα, Act.21:38; μήτι ἄρα, 2Co.1:17; in strengthened forms, ἄρα γε, ἄραγε, Mat.7:20 17:26, Act.17:27, and more frequently ἄρα οὖν (Epp. Paul.), so then, Rom.5:18 7:3, 25 8:12 9:16, 18 14:19, Gal.6:10, Eph.2:19, 1Th.5:6, 2Th.2:15 (Bl. §77, 2; 78, 5; MM, see word).†

(AS)

then; so then