It is narrated from Sayyiduna Ibn Umar (may Allah be pleased with them both) that when the Prophet (peace and blessings be upon him) began the prayer he would raise his hands, and also when he bowed, and also when he raised his head from bowing, and he would not raise his hands beyond his ears.
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 13186