مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2916
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn ‘Abbas (رضي الله عنه) said: The slave woman would bring the Messenger of Allah meat from the shoulder (of an animal) from the pot. He would eat from it, then he would go out to the prayer and would Pray without doing wudoo’ or touching water.
Musnad Ahmad 2939A saheeh hadeeth]