مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2839
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn ‘Abbas (رضي الله عنه) said: The Messenger of Allah (ﷺ) said: “Some poetry is wisdom and some eloquence is magic.”
Musnad Ahmad 2859Saheeh because of corroborating evidence]