Musannaf Ibn Abi Shaybah

Hazrat Aamir narrates that I offered prayer with Hazrat Ibn Abbas (may Allah be pleased with them) in his house on a mat made of hair, on which he was prostrating.

Hazrat Isa bin Sinan says that I have seen Hazrat Umar bin Abdul Aziz offering prayer on a mat made of hair.

Hazrat Aamir narrates that Hazrat Jabir offered prayer on a cloak made of hair.

A man from the tribe of Bakr bin Wa'il says that I saw Hazrat Ali (may Allah be pleased with him) praying on a sheet woven from hair; he would perform ruku and sajdah upon it.

Hazrat Jubair bin Nafeer narrates that Hazrat Abu Darda used to pray on a cloak made of hair and would prostrate on it as well.

Ibrahim states that Hazrat Aswad and his students considered it undesirable to pray on carpets, fur mats, and blankets made of hair.

Hazrat Shaqiq bin Salamah narrates that I have performed prayer with Hazrat Ibn Mas'ud on a mat made of hair, and he used to prostrate on it as well.