Man Lā Yaḥḍuruh al-Faqīh
Hadith 738738 - وَ سَأَلَ زُرَارَةُ أَبَا جَعْفَرٍ عَلَيْهِ اَلسَّلاَمُ: عَنِ اَلشَّاذَكُونَةِ تَكُونُ عَلَيْهَا اَلْجَنَابَةُ أَ يُصَلَّى عَلَيْهَا فِي اَلْمَحْمِلِ فَقَالَ «لاَ بَأْسَ بِالصَّلاَةِ عَلَيْهَا.
Hadith.738 – Zurarah asked Imam Muhammad ibn Ali Al-Baqir (as) about a cushion (shadhakunah) that may have come into contact with major ritual impurity (janabah) and whether it is permissible to pray on it while it is in a carriage (mahmil).
Imam (as) said: "There is no harm in praying on it."