2. Ali ibn Ibrahim has narrated from his father, from Hammad, from Hariz from Muhammad ibn Muslim who has said the following: “Once I was in the company of abu Ja‘far , and on passing (stepping on) some dried up human feces, certain pieces came in contact with his clothes. I informed him about it and he (the Imam) asked, ‘Was it not dried up?’ I said, ‘Yes, it was dried up.’ He (the Imam) said, ‘It (touching) then is not harmful. Certain parts of earth cleanse other parts.’”

3. Muhammad ibn ’Isma‘il has narrated from al-Fadl ibn Shadhan from Safwan from Ishaq ibn ‘Ammar from Muhammad al-Halabiy who has said the following: “Once we found lodging in a place. Between this place and the Masjid there were dirty passageways. I visited abu ‘Abd Allah . He (the Imam) asked, ‘Where have you found lodging?’ I replied, ‘It is the house of so and so.’ He (the Imam) or we said, ‘Between that house and Masjid there are unclean passageways.’ He (the Imam) said, ‘It is not harmful, certain parts of earth cleanse other parts.’ I (the narrator) asked, ‘What happens if I step on wet dung?’ He (the Imam) said, ‘Such things are not harmful.’”

4. Ali ibn Muhammad has narrated from Sahl ibn Ziyad from Muhammad ibn Sinan from ibn Muskan from al-Halabiy who has said the following: “I once asked abu ‘Abd Allah , about the case of one who steps on feces or urine whether he must take Wudu’ again?’ He (the Imam) replied, ‘No, but one must wash the polluted area clean.’”

5. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from Jamil ibn Darraj from al-Mu‘alla’ ibn Khunays who has said the following: “I once asked abu ‘Abd Allah , about the swine which comes out of water and passes on the road while water falls from it. What happens if I walk bare foot over such areas? He (the Imam) asked. ‘Are not there certain dry spots behind it?’ I replied, ‘Yes, there are such spots.’ He (the Imam) said, ‘It is not harmful. Certain parts of earth cleanse other parts.’”