Chapter on Oaths, Vows, and Expiations
Man Lā Yaḥḍuruh al-Faqīh|Volume 3|Book 2|Chapter 38
وَ رَوَى طَلْحَةُ بْنُ زَيْدٍ عَنْ جَعْفَرِ بْنِ مُحَمَّدٍ عَنْ أَبِيهِ عَلَيْهِ اَلسَّلاَمُ: فِي اِمْرَأَةٍ حُبْلَى شَرِبَتْ دَوَاءً فَأَسْقَطَتْ قَالَ "تُكَفِّرُ عَنْهُ".
Talhah ibn Zayd narrated from Imam Jafar ibn Muhammad Al-Sadiq عليه السلام from his father, Imam Muhammad ibn Ali Al-Baqir عليه السلام, regarding a pregnant woman who drank medicine and caused a miscarriage. Imam عليه السلام said: "She must offer expiation for it."
- Ṣaḥīḥ al-Faqīh, p. 266