Jāmiʿ al-Ruwāt
p. 227المستهل بن عطاء الكوفي (قر. ق) روى عنهما (ق)
Al-Mustahal ibn Ata'
Al-Mustahal ibn Ata' kept company with al-Bāqir (ʿa) and al-Ṣādiq (ʿa) and was of Kufa.
مهمل · Muhmal — mentioned, no judgement passed
When he lived
The Prophet, then the twelve Imams in order in gold: al-Bāqir (ʿa), al-Ṣādiq (ʿa)
In this collection
Counted from the narrations and chains this database holds — not a record of everything he transmitted.
المستهل بن عطاء الكوفي (قر. ق) روى عنهما (ق)
Vol. 19 Entry no. 12291
Edition: 5th edition, 1413 AH / 1992 CE; editor and publisher not stated in the source
المستهل بن عطاء: الكوفي، عده الشيخ في رجاله (تارة) من أصحاب الباقر عليه السلام (51). و (أخرى) في أصحاب الصادق عليه السلام (639) وأضاف فيه قوله: روى عنهما.
Assembled from 2 entries and 1 mentions in the chains. Every word above is quoted from the book named beside it, and none of it is our judgement of him.