Musnad Ahmad 922:10

Sulayman ibn Dawud narrated to us, Shu'bah narrated to us, from Habib ibn al-Zubayr, he said: I heard 'Abdullah ibn Abi al-Hudhayl, he heard Ibn Abza, he heard 'Abdullah ibn Khabbab, he heard Ubayy narrating: That the Messenger of Allah (peace and blessings of Allah be upon him) mentioned the Dajjal, and he said: "One of his eyes is as if it were a green glass bead." "And seek refuge in Allah from the punishment of the grave."