Musnad Ahmad 1240:2

Yazid narrated to us, Muhammad ibn Ishaq informed us, from Muhammad ibn Ibrahim al-Taymi, from Sa'id ibn al-Musayyib, from Ma'mar ibn Abdullah ibn Nadlah al-Qurashi, who said: I heard the Messenger of Allah, peace and blessings of Allah be upon him, say: "No one hoards except a sinner."