Abu Bakr al-Bazzar: A man from the people of Basra, well-known
Abu Hatim ibn Habban al-Busti: The first to speak on grammar
Ahmad ibn Salih al-Jili: Trustworthy
Ibn Hajar al-'Asqalani: Trustworthy, excellent, knowledgeable
Al-Dhahabi: Trustworthy, pioneered grammar
Muhammad ibn Sa'd كاتب الواقدي: Trustworthy, Shia
Yahya ibn Ma'in: Trustworthy