Sahih Muslim Book 4, Hadith Number 767.

Chapter : The desirability of raising the hands apposite the shoulders at the time of beginning the prayer and at the time of bowing and at the time of returning to the erect position after bowing.

Abu Salama b. ‘Abd al-Rahman reported.. When Marwan appointed Abu Huraira as his deputy in Medina, he recited takbir whenever he got up for obligatory prayer, and the rest of the Hadith is the same as transmitted by Ibn Juraij (but with the addition of these words): On completing the prayer with salutation, and he turned to the people in the mosque and said….