[ULPIANUS libro tertio decimo ad edictum. ] §4.8.15.prLicet autem praetor destricte edicat sententiam se arbitrum dicere coacturum, attamen interdum rationem eius habere debet et excusationem recipere causa cognita: ut puta si fuerit infamatus a litigatoribus, aut si inimicitiae capitales inter eum et litigatores aut alterum ex litigatoribus intercesserint, aut si aetas aut ualetudo quae postea contigit id ei munus remittat, aut occupatio negotiorum propriorum uel profectio urguens aut munus aliquod rei publicae: et ita Labeo:
[ULPIAN in his thirteenth book on the Edict.] Although, however, the praetor sternly proclaims that he will compel the arbitrator to give his award, nevertheless he ought sometimes to take account of him and receive his excuse after investigating the case: as for instance if he has been defamed by the litigants, or if deadly enmity has arisen between him and the litigants or one of the litigants, or if age or ill health which occurred subsequently excuses him from this duty, or if there is devotion to his own affairs, or an urgent departure, or some public office: and so Labeo holds: