The query is straightway pointing that a woman is infertile?
Has the doctor confirmed it?
Has the doctor recommended other scientific ways e.g. IVF etc and does the couple agree? Adoption is other option; surrogacy is another option, if the couple agrees?
Elders and councilors can play a vital role and can avoid both partners from being tormented.
It is in the interest of institution of marriage if the couple agrees to accept the reality and to remain faithful to vows of marriage and support each other.