Musannaf Ibn Abi Shayba 32:15

Abu Mu’awiyah and Ya’la narrated to us, from al-A’mash, from Abu Sa’id, from Abu al-Kanud, who said: Abdullah passed by a storyteller who was mentioning the Fire. He said: "O reminder, do not cause people to despair. 'O My servants who have transgressed against themselves.'"