21 – Muḥammad b. Mūsā b. ʿĪsā, al-Sammān (the butter merchant), Abū Jaʿfar, al-Hamdānī. Weak, he narrates from the weak narrators, and it is permissible for him to be brought out as a witness. The Qummis spoke of him with reprobation, doing so for much (?), and they excluded what he narrated from the book “Nawādir al-Ḥikma”.