Musnad Ahmad 25:1254

'Abd al-Razzaq narrated to us, Ma'mar narrated to us, from Zayd ibn Aslam, from 'Ata' ibn Yasar, from Ibn 'Abbas: "That he performed ablution, and he washed every limb of it one time," then he mentioned that the Prophet, peace and blessings of Allah be upon him, did it. Rawh narrated to us, Ibn Jurayj narrated to us, he said: 'Umar ibn 'Ata' and others informed me, from 'Ikrimah, the freed slave of Ibn 'Abbas, that the Messenger of Allah, peace and blessings of Allah be upon him, said: "There is no *sarurah* (remaining unmarried/celibate) in Hajj."