[MARCIANUS libro primo institutionum. ] §1.1.12.prNonnumquam ius etiam pro necessitudine dicimus ueluti ‛est mihi ius cognationis uel adfinitatis. '
[MARCIANUS in the first book of the Institutes.] Sometimes we also use "ius" for a relationship, as for example: 'I have a tie of cognation or affinity.'