ibn Mas'ud · The Book of the Commencement of the Prayer

"While we were praying with the Messenger of Allah (ﷺ), a man among the people said: 'Allahu Akbaru kabira, wal-hamdu Lillahi kathira, wa subhan-Allahi bukratan was asila (Allah is Most Great and much praise be to Allah and glorified be Allah at the beginning and end of the day).' The Messenger of Allah (ﷺ) said: 'Who is the one who said such and such?' A man among the people said: 'I did, O Messenger of Allah.' He said: ' I…

"I prayed beside Ibn Umar and put my hand on my waist, and he did this to me-knocked it with his hand. When I had finished praying I said to a man: 'Who is this?' He said: "Abdullah bin Umar.' I said: 'O Abu Abdur-Rahman, why are you angry with me?' He said: 'This is the posture of crucifixion, and the Mesenger of Allah (ﷺ) forbade us to do this.'"

"I had no confusion in my mind from that time I embraced Islam, except when I recited a verse and another man recited it differently. I said: 'The Messenger of Allah (ﷺ) taught me this.' And the other man said: 'The Messenger of Allah (ﷺ) taught me too.' So I went to the Prophet (ﷺ) and said: 'O Prophet of Allah, did you not teach me such and such a verse?' He said: 'Yes.' The other man said: 'Did you…

The Prophet (ﷺ) prostrated in Sad and said: "Dawud did this prostration in repentance and we do it in thanksgiving."

"I heard Jabir bin Samurah say: 'Umar said to Sa'eed': "The people are complaining about everything about you, even about your prayer." Sa'd said: "I take my time in the first two rak'ahs and I make the other two shorter. I do my best to follow the example of the Messenger of Allah (ﷺ) in prayer." 'Umar said: 'That is what I thought about you.'"

I know the similar surahs that the Messenger of Allah (ﷺ) used to recite, twenty surahs in ten rak'ahs." Then he took 'Alqamah's hand and went in, then 'Alqamah came out and we asked him and he told us what they were.

"I saw the Messenger of Allah (ﷺ) raise his hands until they reached the highest part of his ears, when he said the takbir, when he bowed and when he raised his head from bowing."