Musnad Ahmad 1013:49

'Abd al-Rahman ibn Mahdi and Ishaq ibn Yusuf al-Azraq narrated to us, they said: Sufyan narrated to us, from Abu Hazim, from Sahl ibn Sa'd, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "The people will continue to be in a state of goodness as long as they hasten the breaking of the fast."