Sunan Ibn Majah

Hadith #605

It was narrated from Bukair bin 'Abdullah bin Ashajj that:Abu Sa'ib, the freed slave of Hisham bin Zuhrah, told him that he heard Abu Hurairah say: ""The Messenger of Allah said: 'No one of you should bathe in standing water when he is sexually impure.'"" He (Abu Sa'ib) said: ""What should he do, O Abu Hurairah?"" He said: ""Let him take some out (and pour it over himself)