Musnad Ahmad 334:24

Yunus ibn Muhammad narrated to us, he said: 'Abd al-Wahid ibn Ziyad narrated to us, he said: Abu 'Umays narrated to us, from Iyas ibn Salamah ibn al-Akwa', from his father, who said: "The Messenger of Allah (may Allah bless him and grant him peace) granted a concession for the temporary marriage (mut'ah) of women during the year of Awtas for three days, then he forbade it."