Question: Who is Muhammad Ibn Ja'Far Al-Sadiq's paternal grandmother?
Sentence (from "Muhammad ibn Ja'far al-Sadiq"): Muhammad ibn Ja'far al-Sadiq, surnamed al-Dibaj ("the handsome"), the younger full brother of Musa al-Kadhim, and son of Ja'far al-Sadiq appeared in Mecca in the year
Relevant evidence: Yes