LXX Num 23:26

καὶ ἀποκριθεὶς Βαλαὰμ εἶπεν τῳ Βαλάκ οὐκ ἐλάλησά σοι λέγων Τὸ ῥῆμα ὃ ἐὰν λαλήσῃ ὁ θεός, τοῦτο, ποιήσω;

But Balaam replied, “Did I not tell you that whatever the LORD says, I must do?”