Hadith.60 - Imam Ali ibn Musa Ar-Ridha (as) said:
"In istinja, what appears on the anal area should be washed, but the fingers should not be inserted into it."
Al-Kāfi #262“I once asked al-Rida (a.s.), about how one should deal with velvet-like carpet and the beds that come in contact with urine, which are...
Man Lā Yaḥḍuruh al-Faqīh #158Hadith.159 - Ibrahim ibn Abi Mahmoud asked Imam Ali ibn Musa Ar-Ridha (as) about rug (al tanfasah) or mattress (al firash) that is affected...