Narrated Abu Ja'far 'Abd Allah b. Nafi', the slave of al-Hasan b. 'Ali: Abu Musa paid a sick visit to al-Hasan b. 'Ali. Abu Dawud said: He narrated the tradition to the same effect as narrated by Shu'bah. Abu Dawud said: This tradition has been transmitted by 'Ali from the Prophet (ﷺ) without any sound manner

English translation · Sunan Abu Dawud