Sahih Bukhari
Prophetic Commentary on the Quran (Tafseer of the Prophet (PBUH))
Volume: 006 / Book Number: 060 / Hadith Number: 383
Narrated Abu Huraira:
Allah's Apostle said, "Whomever takes an oath in which he mentions Lat and 'Uzza (forgetfully), should say: None has the right to be worshipped but Allah, and whoever says to his companion. 'Come along, let us gamble must give alms (as an expiation)."