> catechism of the catholic church it is better to cite an authentic document of the church, cantata domino (1442), in which the council of florence declares > all, therefore, who after [the promulgation of the gospel] observe circumcision and the sabbath and the other requirements of the law, it declares alien to the christian faith and not in the least fit to participate in eternal salvation, unless someday they recover from these errors. therefore, it commands all who glory in the name of christian, at whatever time, before or after baptism, to cease entirely from circumcision, since, whether or not one places hope in it, it cannot be observed at all without the loss of eternal salvation. (denzinger 712)
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