2. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from Hammad from al-Halabiy who has said the following: “About a man who does not know if he has performed six or seven Tawaf (walking around the House), abu ‘Abd Allah , has said, ‘He must do his Tawaf again.’”

3. Ali ibn Ibrahim has narrated from his father from Ahmad ibn Muhammad from Muhammad ibn ‘Isma‘il has narrated from al-Fadl ibn Shadhan from all from Ibn Abi ‘Umayr and from Safwan ibn Yahya from Mu‘awiyah ibn ‘Ammar who has said the following: “I once asked him (the Imam) , about a man who performs obligatory Tawaf and does not know if he has done six or seven Tawaf (walking around the House). He (the Imam) said, ‘He must do it again.’”

4. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Ali ibn al-Hakam from Ali ibn abu Hamzah from abu Basir who has said the following: “I once asked abu ‘Abd Allah , about a man who doubts in obligatory Tawaf. He (the Imam) said, ‘He must do it again whenever he doubts.’ I said, ‘I pray to Allah to keep my soul in service for your cause, what if one doubts in optional Tawaf? He (the Imam) said, ‘He considers it to be of the lesser amount.’”

5. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from al-Husayn ibn Sa‘id from al-Nadr ibn Suwayd from Yahya al=Bajaliy from Harun ibn Kharijah from abu Basir who has said the following: “I once asked abu ‘Abd Allah , about a man who performs eight times Tawaf (walking around the House) for an obligatory Tawaf. He (the Imam) said, ‘He must perform it again until the right number is established.’”

6. Ali ibn Ibrahim has narrated from his father from ‘Isma‘il ibn Marrar from Yunus from Sama‘ah ibn Mehran from abu Basir who has said the following: “I once asked abu ‘Abd Allah , about a man who performs obligatory Tawaf but does not know if he has done six or seven or eight Tawaf (walking around the House). He (the Imam) said, ‘He must repeat until he establishes the right number.’ I then said that he had performed optionally eight times but he forgot. He (the Imam) said, ‘He must complete it in the form of two Tawaf, then perform four Rak‘at Salat (prayer), but in the case of obligatory Tawaf he must repeat until seven times Tawaf (walking around the House) is established.’”

7. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Muhammad ibn ‘Isma‘il from Hanan ibn Sadir who has said the following: “I once asked abu ‘Abd Allah , about a man who performs Tawaf and is confused if he has performed three or four times Tawaf (walking around the House). Abu ‘ Abd Allah , said, ‘Was it optional or obligatory Tawaf?’ If it was obligatory Tawaf he had to drop what he had performed to start all over again, but if it was optional and if he was certain of performing three and had doubt about four, he could consider it three; it is permissible.’”

8. Abu Ali al-Ash’ariy has narrated from Muhammad ibn ‘Abd al-Jabbar from Safwan ibn Yahya from Ishaq ibn ‘Ammar who has said the following: “I once asked abu ‘Abd Allah , about a man who performed Tawaf around the House; and then went to al-Safa’ to perform Tawaf (Sa‘y) between al-Safa’ and al-Marwah, in which he remembered that he had left out a certain part of Tawaf around the House. He (the Imam) said, ‘He must go back to the House, then come back to al-Safa’ and al-Marwah and complete the remaining parts.’”

9. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from al-Hassan ibn ‘Atiyyah who has said the following: “Sulayman ibn Khalid asked him (the Imam) , when I was there, about a man who performed six times Tawaf (walking around the House). Abu ‘Abd Allah , asked, ‘How did he do so? He said, ‘He faced the Black Stone and said, “Takhir (Allah is great beyond description),” made his intention and made it one.’ Abu ‘Abd Allah , then said, ‘He makes one time walking around the House?’ Sulayman said, ‘He missed it until he came to his family.’ He (the Imam) said, ‘He must appoint someone to perform Tawaf on his behalf.’”

10. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from ibn Faddal from Ali ibn ‘Uqbah from abu Kahmas who has said the following: “I once asked abu ‘Abd Allah , about a man who because of forgetfulness made eight times Tawaf (walking around the House). He (the Imam) said, ‘If he remembers before reaching the corner he must stop it (the last round of walking around al-Ka’bah).”’