1 Corinthians 7:13

New American Bible - revised edition

and if any woman has a husband who is an unbeliever, and he is willing to go on living with her, she should not divorce her husband.

Cross References

Mark 10:12

and if she divorces her husband and marries another, she commits adultery.” Blessing of the Children.

1 Corinthians 7:12

To the rest I say (not the Lord): if any brother has a wife who is an unbeliever, and she is willing to go on living with him, he should not divorce her;

1 Corinthians 7:14

For the unbelieving husband is made holy through his wife, and the unbelieving wife is made holy through the brother. Otherwise your children would be unclean, whereas in fact they are holy.