Hadith 54
النظر فى المصحف عبادة و نظر الولد إلى الوالدين عبادة و النظر إلى على بن ابي طالب عبادة
"Looking at the Qur'an is worship, looking at one's parents is worship, and looking at Hazrat Ali bin Abi Talib (may Allah be pleased with him) is also worship."