Sahih Bukhari — Volume 8, Book 73, Hadith 166

Narrated Ubai bin Ka'b: Allah's Apostle said, "Some poetry contains wisdom."

This hadith is from the book of Good Manners and Form (Al-Adab) in Sahih Bukhari, compiled by Imam al-Bukhari. It is hadith number 166 in book 73 of volume 8.