Musannaf Ibn Abi Shaybah

Hasan (may Allah have mercy on him) says that it is not permissible for a blind person to give testimony, except in the case where he testifies to something which he saw before losing his sight, then it is permissible.

Hazrat Abu Basir, may Allah have mercy on him, who was blind, gave testimony before Hazrat Ali, may Allah be pleased with him, so Hazrat Ali, may Allah be pleased with him, rejected his testimony.

Hasan and Hazrat Ibn Sirin state that the testimony of a blind person is permissible.

Hazrat Sha'bi (may Allah have mercy on him) says that if a blind person can recognize voices, then his testimony, when combined with that of a just person, is valid.

Hazrat Sha’bah (may Allah have mercy on him) says that I asked Hazrat Hakam (may Allah have mercy on him) about the testimony of a blind person. He (may Allah have mercy on him) replied that there are some matters in which it is permissible.

Imam Zuhri (may Allah have mercy on him) considered the testimony of a blind person to be permissible and valid.

Hazrat Sha'bi (may Allah have mercy on him) considered the testimony of a blind person to be valid.

Hazrat Aamir (may Allah have mercy on him) says that if a blind person is just, then his testimony is acceptable.

Hazrat Qatadah, who was blind, gave testimony before Hazrat Iyas bin Mu'awiyah (may Allah be pleased with him), but he (may Allah be pleased with him) rejected his testimony.

Hazrat Mughira (may Allah have mercy on him) says that I asked Ibrahim (may Allah have mercy on him) about the testimony of a blind person. He (may Allah have mercy on him) narrated a hadith to me; I think that he disliked it.

Hazrat Hakam bin Utaybah was asked from Qasim bin Muhammad (may Allah have mercy on him) whether it is permissible for a blind person to give testimony and lead (the prayer as) imam? So he replied: What thing prevents a blind person from giving testimony and leading (the prayer as) imam?