Abu Hafs Umar bin Shaheen: Trustworthy
Ahmad bin Hanbal: There is nothing wrong with him, and he once said: Trustworthy, how sound is his hadith and I do not know what is with the people and him?
Ahmad bin Shuayb al-Nasa'i: There is nothing wrong with him
Ahmad bin Salih al-Jalili: He is fine
Ibn Hajar al-Asqalani: Trustworthy, sometimes makes mistakes
al-Daraqutni: Trustworthy
Zakaria bin Yahya al-Saji: Not strong
Ali ibn al-Madini: His hadiths are Sahih, how sound is his hadith, and once: He weakened him
Muhammad bin Sa'd, the scribe of Waqidi: Trustworthy, good in hadith
Muhammad bin Umar al-Mawsili: Trustworthy
Authors of Tahrir Taqrib al-Tahdhib: Trustworthy, good in hadith, and his saying 'sometimes makes mistakes' has no meaning
Yahya bin Ma'in: Trustworthy, and once: There is nothing wrong with him but he has no luck