Sahih Bukhari
Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi)
Volume: 005 / Book Number: 059 / Hadith Number: 338
Narrated Ibn Abbas:
Abu Talha, a companion of Allah's Apostle and one of those who fought at Badr together with Allah's Apostle told me that Allah's Apostle said. "Angels do not enter a house in which there is a dog or a picture" He meant the images of creatures that have souls.