1 John 4:4

ὑμεῖς emphatic (cf. 1 John 2:20; 1 John 2:27; 1 John 3:14), as contrasted with the deluded world. The faithful are God's delegates (ἐκ), bearing their Master's commission and continuing His warfare (John 20:21), and they have shared His victory (νενικήκατε). αὐτοὺς, i.e., the false prophets (1 John 4:1). Eum (Vulg.); “Quem nisi Antichristum?” (Aug.). ὁ ἐν ὑμῖν, i.e., God (cf. 1 John 3:24); ὁ ἐν τῷ κόσμῳ, i.e., ὁ ἄρχων τοῦ κόσμου τούτου (John 12:31; John 14:30).