Al-Husayn ibn Sa‘id, from Ibn Abi Umayr, from ‘Umar ibn Udhaynah, from Ubayd ibn Zurarah, from his father, who said:
Abu Ja‘far عليه السلام led us in prayer wearing a single garment.
Ali Akbar al-Ghaffari
Tahdhīb al-Aḥkām fī Sharḥ al-Muqniʿah, vol. 2, p. 230