Odes 7:35

καὶ μὴ ἀποστήσῃς τὸ ἔλεός σου ἀφʼ ἡμῶν. δι᾿ Ἀβραὰμ τὸν ἠγαπημένον ὑπὸ σοῦ. καὶ διὰ Ἰσαὰκ τὸν δοῦλόν σου καὶ Ἰσραὴλ τὸν ἅγιόν σου,

Swete's Septuagint