Ecclesiasticus (Sira 12:10

¹⁰ μὴ πιστεύσῃς τῷ ἐχθρῷ σου εἰς τὸν αἰῶνα ὡς γὰρ ὁ χαλκὸς ἰοῦται οὕτως ἡ πονηρία αὐτοῦ