Hadith.5394 - Al-Husayn ibn Said narrated from Ibn Abi Umayr from Muhammad ibn Abi Hamzah and Husayn Al-Rawwasi from Ishaq ibn Ammar, who said
I asked Abu Al-Hasan (as) about a woman who fears pregnancy and drinks medicine to cause a miscarriage.
Imam (as) replied: "No."
I said: "It is only a drop of fluid (nutfah)."
Imam (as) said: "Indeed, the first stage of creation is a drop of fluid (nutfah)."