Parallel
Romans 1:12
Nestle 1904 Greek New Testament · Berean Standard Bible
τοῦτο δέ ἐστιν συμπαρακληθῆναι ἐν ὑμῖν διὰ τῆς ἐν ἀλλήλοις πίστεως ὑμῶν τε καὶ ἐμοῦ
that is, that you and I may be mutually encouraged by each other’s faith.