Facing Doubts about Salah (Prayer) As a Whole, Not Knowing if It Is Increased or Decreased, One Facing Mistakes Very Often, Mistakes in Optional Salah (prayer) and Mistakes of an Imam and Those behind Him

“Abu al-Hassan (a.s.), has said, ‘If you do not know how many Rak‘at you have performed and your guess does not settle anywhere, perform your Salah (prayer) again.’”

“We once asked him (the Imam) (a.s.), about a man who doubts very often and does not know how many Rak‘at he has performed and how many Rak‘at remain. He (the Imam) said, ‘He performs again.’ We then asked, ‘It becomes a…

“Abu ‘Abd Allah (a.s.), has said, ‘If you doubt and do not know if you have performed three or two or one or four, perform Salah (prayer) again and do not continue with doubt.’”

“Abu ‘Abd Allah (a.s.), has said, ‘Once a man came to the Holy prophet, and said, “O Messenger of Allah, I complain before you against misgivings I face in my Salah (prayer) so much so that I do not know how much I have…

“I once asked abu ‘Abd Allah (a.s.), about the case of an Imam who leads four or five people in Salah (prayer). Of these people two of them say Tasbih (Allah is free of all defects) indicating that it is three Rak‘at and…

“I once asked one of the two Imam, ‘Alayhim al-Salam, about mistakes in optional Salah (prayer). He (the Imam) said, ‘There is not anything upon him.’”

“Abu ‘Abd Allah (a.s.), has said, ‘Mistake is not applicable in the case of an Imam, in the case of those behind an Imam, and it is not applicable about a mistake in a mistake or about repeat of the repeat.’”

“Abu Ja‘far (a.s.), has sad, ‘If mistakes become many on you then continue in your Salah (prayer), eventually it may leave you alone; it is from Satan.’”

“I once asked abu ‘Abd Allah (a.s.), about mistakes which befall on me a great deal. He (the Imam) said, ‘Incorporate your Salah (prayer) properly.’ I then asked, ‘What is incorporating?’ He (the Imam) said, ‘It is…