Translations
For the unbelieving husband is sanctified through his wife, and the unbelieving wife is sanctified through her believing husband. Otherwise your children would be spiritually unclean — but as it is, they are holy.
For the unbelieving husband has been set apart through his wife, and the unbelieving wife has been set apart through her believing husband. Otherwise your children would be unclean — but as it is, they are holy.
For the unbelieving husband is sanctified by the wife, and the unbelieving wife is sanctified by the husband: else were your children unclean; but now are they holy.
For the unbelieving husband is sanctified through his believing wife, and the unbelieving wife is sanctified through her believing husband. Otherwise your children would be unclean, but now they are holy.