[ULPIANUS libro primo responsorum. ] §40.12.31.prFilium ob hoc, quod patri heres extitit, prohiberi a patre suum seruum manumissum in seruitutem petere.
[ULPIANUS, in the first book of opinions.] A son, for the reason that he stood as heir to his father, is prohibited from seeking into slavery his own slave who was manumitted by his father.