مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2599
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated from Ibn ‘Abbas (رضي الله عنه) that The Messenger of Allah (ﷺ) used to go out to pass water, then he would wipe his hands with dust. I said: O Messenger of Allah, water is close to you. He said: “How do I know? I may never reach it.”
Musnad Ahmad 2614Its isnad is hasan]