(615) بَابُ إِثْمِ مَنْ لَعِبَ بِالنَّرْدِ
Burayda reported that the Prophet, may Allah bless him and granthim peace, said, "Someone who plays backgammon is like a person who putshis hand in the meat and blood of a pig."
Reference: Al-Adab Al-Mufrad 1271
In-book reference: Book 54, Hadith 13
English translation: Book 54, Hadith 1271