regarding the criterion for the people of the period of ignorance?

The Shaykh : These people, after the sending of the Messenger, do not have the right, meaning the right is clear, but before that, they are from the people of the period of ignorance. The people of the period of ignorance are those between Isa and Muhammad (peace and blessings be upon them both). The most correct opinion regarding them is that they will be tested on the Day of Resurrection by Allah, and then their reward will be according to their obedience at that time.
The student: ...

The Shaykh : Well, that is fine, there is no harm.
The student: In the name of Allah, the Most Gracious, the Most Merciful.
Praise be to Allah, the Guide of those He guides, the Protector of those who fear Him, the Sufficer of those who seek His pleasure, and the most perfect prayer and peace be upon our Prophet Muhammad, the Seal of the Prophets...

The Shaykh : ... This introduction does not benefit us. What is the Prophet's sermon before the people? And every day we have a recitation, yes, a discussion on the saying of Ibn Hajar, such and such, and so on.
The student: Well, and after that: Imam Muslim narrated in his Sahih from Aisha (may Allah be pleased with her) that she said: . The hadith. Ibn Hajar said in al-Bulugh: "Muslim narrated it, and it has a defect". And he said in al-Talkhis: "It is from the narration of Abu al-Jawza' from her". Ibn Abd al-Barr said: "It is a mursal report; Abu al-Jawza' did not hear it from her". And Ibn Abd al-Barr said in al-Istidhkar: "The men in the chain of this hadith are all trustworthy, except that they say that Abu al-Jawza' is not known to have heard from Aisha"