μήτε δίκην δικάσῃς πρίν ἀμφοῖν μῦθον ἀκούσῃς → do not give your judgement until you have heard a speech on both sides
YAv. Bərəzavant, YAv. barəz, bərəz, high + suffix vant; cf. Bthl. Wb. 960.
