2. Ali has narrated from his father from Ibn Abi ‘Umayr from Hammad from al-Halabiy who has said the following: “I once asked abu ‘Abd Allah , about a blind man who leads a people in Salah (prayer) and is not facing al-Qiblah (al-Ka‘bah). He (the Imam) said, ‘Only he, but not they, performs again; they had made the effort (about al-Qiblah (al-Ka‘bah)).’”

3. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Ali ibn Hadid from Jamil from Zurarah who has said the following: “I once asked one of the two Imam, ‘Alayhim al-Salam, about a man who leads a people in Salah (prayer) of two Rak‘at and then informs them that he does not have a valid Wudu’. He (the Imam) said, ‘People must complete their Salah (prayer); there is no responsibility on Imam.’”

4. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from certain persons of his people who has said the following: “About the case of a people who traveled from certain mountainous area of Khurasan and a man would lead them in Salah (prayer), when in al-Kufah they found out that he was a Jew, Abu ‘Abd Allah , has said, ‘They are not required to perform their Salah (prayer) again.’”