Parallel
Isaiah 63:8
Rahlfs Septuagint (1935) · Berean Standard Bible
καὶ εἶπεν οὐχ ὁ λαός μου τέκνα οὐ μὴ ἀθετήσωσιν καὶ ἐγένετο αὐτοῖς εἰς σωτηρίαν
For He said, “They are surely My people, sons who will not be disloyal.” So He became their Savior.