On the other hand, if the unbelieving spouse walks out, you’ve got to let him or her go. You don’t have to hold on desperately. God has called us to make the best of it, as peacefully as we can. You never know, wife: The way you handle this might bring your husband not only back to you but to God. You never know, husband: The way you handle this might bring your wife not only back to you but to God.