Musnad Ahmad 1118:32

Yahya ibn Ghaylan narrated to us, he said: Al-Mufaddal ibn Fadalah narrated to us, he said: Abdullah ibn Ayyash narrated to me, from Yazid ibn Abi Habib, that he informed him from Abu Marzuq, from Hanash al-San'ani, from Fadalah ibn Ubayd al-Ansari, from the Prophet, peace and blessings of Allah be upon him: "That he was fasting, and he vomited, so he broke his fast."