Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) states: The Prophet (peace and blessings be upon him) was standing at Muzdalifah, and before sunrise, when everything had become bright before him, he departed.
Ahmad recorded it; its chain contains Zam'ah bin Salih, who has been declared trustworthy, though there is weakness in him.
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الحج / 5567