which was published in the journal Ad-Daʿwah (1 | 44); Ibn Qāsim’s Marginal Notes on Sharḥ al-Zād (1 | 405); the booklet Al-Dimāʾ al-Ṭabīʿiyyah li-l-Nisāʾ (1) pp. 55–56; and Al-Fatāwā al-Saʿdiyyah, p. 137.
[Post-natal bleeding is caused by childbirth, istiḥāḍah blood is incidental, and menstrual blood is the original blood]
Another benefit:
Shaykh ʿAbd al-Raḥmān ibn Saʿdī said: “From what has preceded it is evident that nifās blood is due to delivery, that istiḥāḍah blood is an accidental flow brought on by illness and the like, and that menstrual blood is the original, natural blood. Allah knows best.” (2)
Taking menstrual-suppressing pills:
There is no harm in a woman taking medication that prevents her menses, provided it does not harm her health. If she takes it and the bleeding stops, she may fast, pray, and perform ṭawāf, and all of that is valid from her just like any other woman in a state of purity.
The ruling on abortion:
O Muslim woman, you are legally entrusted with what Allah has created in your womb; do not conceal it. Allah, the Exalted, says: “It is not lawful for them to hide what Allah has created in their wombs, if they believe in Allah and the Last Day” (al-Baqarah 2:228). (3)