Musnad Abu Ya'la al-Mawsili 152:341

Ja'far ibn Mihran al-Sabbak narrated to us, Ali ibn 'Abis narrated to us, from al-'Ala' ibn al-Musayyab, from his father, from Ibn Mas'ud, from the Prophet (peace and blessings of Allah be upon him), who said: "Blessings have been placed for my Ummah in its early morning."