Ahmad ibn Shu'ayb al-Nasa'i: Trustworthy
Ibn Hajar al-Asqalani: Trustworthy jurist
Muhammad ibn Sa'd Katb al-Waqidi: He was a great old jurist and he had met many of the companions of the Messenger of God, may God bless him and grant him peace, and he was a man of few words
Yahya ibn Ma'in: Trustworthy