It is narrated from Sayyiduna Abu Sa'id Khudri (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Do not write anything from me except the Noble Qur'an, and whoever has written anything from me other than the Qur'an should erase it."

It is narrated from Sayyiduna Abu Sa'id Khudri (may Allah be pleased with him) that the noble companions (may Allah be pleased with them) sought permission from the Prophet (peace and blessings be upon him) to write down hadith, but he did not grant them permission for this.

Imam Sha’bi (may Allah have mercy on him) used to say: O Shabāk! Has any hadith been repeated for you? I do not wish that any hadith be repeated for me either.

Abdur Rahman bin Mahdi says: I heard Imam Malik bin Anas, may Allah have mercy on him, say that Ibn Shihab Zuhri narrated a hadith and left. I met him on the way and held his reins, then I said: O Abu Bakr! Please narrate to me again the same hadith which you have already narrated. He said: Do you want to hear it again? I said: Did you not listen to it again? He said: No. I said: And did you not write it down either? He said: No.

Imam Awza'i, may Allah have mercy on him, said: Qatadah disliked writing down hadith, and when he found out that it had been written, he disliked it and would erase it with his own hand.

Abu al-Mughira (Hajjaj bin Abdul Quddus) reported that Imam Awza'i, may Allah have mercy on him, considered it disliked (i.e., the writing of hadith).

It is narrated from Mansur that Imam Ibrahim al-Nakha'i considered the writing of knowledge to be disliked.

Imam Muhammad bin Sirin, may Allah have mercy on him, said: If I were to compile a book, I would compile a book of the letters of the Messenger of Allah, peace and blessings be upon him.

It is narrated from Abdullah bin Awn that I saw Hammad writing in the presence of Imam Ibrahim Nakhai (may Allah have mercy on him), so Imam Ibrahim (may Allah have mercy on him) said: Did I not forbid you from writing? Hammad replied that I have only written outlines (i.e., indications).

It is narrated from Ibrahim that Ubaidah said to me: Do not write any book on my behalf. (That is, do not write anything that would become a book and remain.)