Abu Bakr al-Barqani: They weakened him because when he narrated the Book of History from Ya'qub ibn Sufyan, they objected to him and said to him, "Ya'qub narrated this book a long time ago, so when did you hear it?".
Al-Husayn ibn 'Uthman al-Shirazi: Thiqah (Trustworthy), Thiqah (Trustworthy)
Al-Dhahabi: The Imam, the scholar, the Sheikh of grammar, excelled in Arabic and authored books, and was blessed with a high chain of narration, and he was trustworthy
Ubayd Allah ibn Ahmad al-Azhari: I saw the original book of Ibn Durustawayh on the History of Ya'qub ibn Sufyan and found his hearing in it to be authentic
Muhammad ibn Ishaq ibn Mandah al-Isbahani: He praised him and considered him trustworthy
Hibbat Allah ibn al-Hasan al-Tabari: Weak