مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2157
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) forbade (eating) an animal that had been used as a target and an animal that eats filth, (and he forbade) drinking from the mouth of a waterskin.
Musnad Ahmad 2161Its isnad is saheeh]