For 10 points, name this major text of Mahayana Buddhism, named for a jewel that "cuts through illusion."
Te-shan burned twenty years of commentary on this work after failing to understand its passages on the inability to attain the past, future, or present mind. According to legend, Hui-neng achieved enlightenment after hearing a monk chant this work's line "Let your mind function freely, without abiding anywhere or in anything." It begins with a dialog between the Buddha and Subhuti in Shravasti. This crown jewel of the "Perfection of Wisdom" genre is, along with the Heart Sutra, one of the two main texts in Zen Buddhism. For 10 points, name this major text of Mahayana Buddhism, named for a jewel that "cuts through illusion."
Te-shan burned twenty years of commentary on this work after failing to understand its passages on the inability to attain the past, future, or present mind.
{Diamond} Sutra [or {Vajracchedika Prajnaparamitra} Sutra]