Qatada قتادة · The Book of the Commencement of the Prayer

that when the Messenger of Allah (ﷺ) started to pray, he would raise his hands in level with his shoulders, and when he bowed and when he raised his head from bowing, he would raise them likewise and say "Sami Allahu liman hamidah, Rabbana wa lakal-hamd (Allah hears those who praise Him, our Lord, to You be praise." And he did not do that when he prostrated.

"I prayed behind the Messenger of Allah (ﷺ) and when he started to pray he said the Takbir and raised his hands until they were in level with his ears. Then he recited the Opening of the Book, and when he had finished he said 'Amin' and raised his voice with it."

When the Prophet (ﷺ) started to pray he would say: "Subhanakallahumma, wa bihamdika tabarakasmuka wa ta'ala jadduka wa la ilaha ghairuk (Glory and praise be to You, O Allah. Blessed be Your name and exalted be Your majesty, there is none worthy of worship except You.)"

"When the Messenger of Allah (ﷺ) started to pray, he would say: 'Subhanakallahumma, wa bihamdika tabarakasmuka wa ta'ala jadduka wa la ilaha ghairuk (Glory and praise be to You, O Allah. Blessed be Your name and exalted be Your majesty, there is none worthy of worship except You.)"

"The Messenger of Allah (ﷺ) was leading us in prayer when a man came and entered the masjid, and he was out of breath. He said: 'Allahu Akbar, al-hamdulillahi hamdan kathiran tayiban mubarakan fih. (Allah is Most Great, praise be to Allah, much good and blessed praise.)' When the Messenger of Allah (ﷺ) had finished his prayer he said: 'Which of you is the one who spoke these words?' The people kept quiet. He said: 'He did not say anything…

"I prayed behind Abu Hurairah and he recited: In the Name of Allah, the Most Gracious, the Most Merciful, then he recited Umm Al-Qur'an (Al Fatihah), and when he reached: not (the way) of those who earned Your anger, nor of those who went astray, he said: 'Amin and the people said 'Amin. And every time he prostrated he said: 'Allahu Akbar and when he stood up from sitting after two Rak'ahs he said: 'Allahu Akbar'. And after he had…

"The Prophet (ﷺ) was given seven oft-recited; the seven long ones."

Concerning the words of Allah, the Mighty and Sublime: "Seven of Al-Mathani (seven repeatedly-recited): "The seven long ones."

"The Prophet (ﷺ) used to raise his voice when reciting Quran, and when the idolaters heard his voice they would insult the Quran and the one who had brought it. So the Prophet (ﷺ) began to lower his voice such that his companions would not hear him. Then Allah (SWT), the Mighty and Sublime, revealed: 'And offer your salah (prayer) neither aloud nor in a low voice, but follow a way between.'"

He asked Umm Salamah about the recitation and prayer of the Messenger of Allah (ﷺ) and she said: "Why do you want to know about his prayer?" Then she described his recitation and as being so measured and clear that each letter could be distinguished.

"Shall I not tell you about the prayer of the Messenger of Allah (ﷺ)? He stood and raised his hands the first time and then he did not do that again."