Formula qua consobrina legitima fiat uxor.
'After the laws of the two tables, Moses adds the laws wherein God forbids marriages between near kindred, to guard against incest and provide for a wise admixture of divers strains of blood[499].
'These commands have been extended to remoter degrees of relationship by the wise men of old, who have however reserved to the Prince the power of granting dispensations from the rule in the cases (not likely to be frequent) where first cousins (by the mother's side) seek to intermarry.
'Acting on this wise principle we permit you to marry C D, if she is of no nearer kinship to you than first cousin. By God's favour may you have legitimate heirs from this marriage, which, our consent having been obtained, is not blameable but praiseworthy.'