He was asked:

About a woman who performed Hajj, entering ihrām for ‘umrah and Hajj together. She entered Mecca, circumambulated the Ka‘bah, performed the sa‘y, and proceeded to Minā, then to ‘Arafah, where she stood. She then returned to Minā, and the sacrificial offering required of her was slaughtered on her behalf. She stoned the pillars on one day, entered Mecca, and circumambulated the Ka‘bah. When she came to the Sacred Mosque, she began menstruating. She returned to Minā and concealed what had happened, convinced that her Hajj was complete. She returned to her homeland, and two years later disclosed what had happened to her. She was told, “You must return,” but her husband would not allow her to do so under these circumstances.

He replied:

If she performed the obligatory circumambulation while menstruating, with the intention of performing it, then under these circumstances her Hajj was valid according to one of the two scholarly opinions. This is the position of Abū Hanīfah and of Ahmad according to one of the two reports from him. The most she owes according to Abū Hanīfah is a large sacrificial animal, while according to Ahmad she owes a sacrificial offering consisting of a sheep.

If, however, she did not perform that circumambulation, she has attained the initial release from ihrām. She may therefore use perfume, cover her face, and do other such things, but her husband must not have intercourse with her until she performs the obligatory circumambulation. If she cannot return, the furthest concession that might be granted her is that she