μηδενί δίκην δικάσῃς πρίν ἀμφοῖν μῦθον ἀκούσῃς → do not give your judgement on anything until you have heard a speech on both sides
murmŭror, ātus sum, ārī, intr. c. murmuro : Varro Men. 166 ; 572 ; Non. 478, 7