It is narrated from Sayyiduna Malik bin Huwairith that he saw the Prophet (peace and blessings be upon him) raising his hands while lifting his head from bowing, while going into prostration, and while lifting his head from prostration, until he would bring his hands up to the level of his earlobes.
Hadith Referenceمسند احمد / مسند المكيين / 15604
Hadith Gradingحکم دارالسلام:في إسناده عنعنة قتادة ، ومتنه صحيح دون قوله: "وإذا سجد، وإذا رفع رأسه من سجوده" فشاذ، سعيد بن أبى عروبة مختلط ورواية ابن أبى عدي عنه بعد اختلاطه، لكنه توبع