Parallel
Romans 1:12
Patriarchal Greek New Testament (1904) · Berean Standard Bible
τοῦτο δέ ἐστι 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.