8. Muḥammad ibn Ḥasan ibn Aḥmad ibn Walīd narrated to me from Sa’d ibn ‘Abdillāh, from Aḥmad ibn Muḥammad, from Ḥasan ibn ‘Ali Al-Washā, who said: Imam Riďā said: The Ziyārah of the grave of my father (Imam Kāżim ) is the same as the Ziyārah of the grave of Ḥusain .