This Mah y na Buddhist s tra has been especially influential in the Chan school of Chinese Buddhism. Some of the key themes of the ra gama S tra form the foundation for Buddhist practice, mainly by sam dhi power. The moral precepts in this Sutra are so important that they are often used to combat delusions that may arise during meditation. This book serves as a guide for all Buddhist practitioners to understand the basic ideas of Buddhism and lead their hands through the way of factual practice toward the ten stages of Mah y na achievements.