(381) بَابُ مِنَ الشِّعْرِ حِكْمَةٌ
Abu Hurayra reported that the Messenger of Allah, may Allah blesshim and grant him peace, said, "It is better for a man to fill his bellywith oozing pus than to fill it with poetry."
Reference: Al-Adab Al-Mufrad 860
In-book reference: Book 36, Hadith 5
English translation: Book 36, Hadith 860