Abu Hatim al-Razi: Good in Hadith
Abu Dawud al-Sijistani: He was among the scholars of Tawwus
Abu Zar'ah al-Razi: Trustworthy
Ahmad ibn Shu'ayb al-Nasa'i: Trustworthy
Ibn Hajar al-'Asqalani: Trustworthy
Al-Dhahabi: Trustworthy
Muhammad ibn Isma'il al-Bukhari: He died before Tawwus, and before his father Muslim
Muhammad ibn Sa'd Katb al-Waqidi: Trustworthy and he has Hadiths
Yahya ibn Ma'in: Trustworthy