66-28 Muhammad ibn Ahmad al-Sinani - may God be pleased with him - narrated that Ahmad ibn Yahya ibn Zakariya al-Qattan quoted Abu Muhammad Bakr ibn Ubaydillah ibn Habib, on the authority of Tamim ibn Bohlool, on the authority of his father, on the authority of Isma’il ibn Mehran, on the authority of Ja’far ibn Muhammad (as-Sadiq) , “Whenever any of you finish your Hajj pilgrimage to the Kaaba, come to (Khorasan to) complete your Hajj pilgrimage by visiting us (i.e. Ar-Ridha’’s shrine). This indeed will complete the Hajj.”