Sayyiduna Anas bin Malik (may Allah be pleased with him) narrates from Sayyiduna Abu Talhah (may Allah be pleased with him), who said: On the day of Uhud I looked at the Prophet (peace and blessings be upon him) and the Companions, and I did not see anyone who was not swaying beneath his shield from the overpowering drowsiness.
Hadith Referenceالمعجم الكبير للطبراني / باب الزاي / 4690