Walking Faster (Running Slowly) in Muhassar Valley

5. Abu Ali al-Ash’ariy has narrated from Muhammad ibn ‘Abd al-Jabbar from Safwan ibn Yahya Ishaq ibn ‘Ammar who has said the following: “I once asked abu al-Hassan عليه السلام, about the boundaries of Jam‘. He (the Imam) said, ‘It is between al-Mazemin to Wadiy Muhassar.’”