Musnad Abu Ya'la al-Mawsili 115:2

Hadaba narrated to us, Hammam narrated to us, from Qatada, from Anas, that the Messenger of Allah (peace be upon him) said to Ubayy: "Indeed, Allah has commanded me to recite to you." He said: "Has Allah named me to you?" He said: "Allah has named you to me." Then Ubayy began to weep.