Parallel
Psalms 17:51
Swete's Septuagint · Berean Standard Bible
μεγαλύνων τὰς σωτηρίας τοῦ βασιλέως αὐτοῦ, καὶ ποιῶν ἔλεος τῷ χριστῷ αὐτοῦ, τῷ Δαυεὶδ καὶ τῷ σπέρματι αὐτοῦ ἕως αἰῶνος.
18:50
Great salvation He brings to His king. He shows loving devotion to His anointed, to David and his descendants forever.