"Prajna Paramita Heart Sutra", a Buddhist classic. Abbreviated as "Prajna Heart Sutra" or "Heart Sutra". There is only one volume of the whole Sutra, containing 260 words, which is the essence of the Prajna Sutra. It expounds the Buddhist teachings that the Five Aggregates, Three Subjects, Four Truths, and Twelve Causes and Conditions are inherently empty, and end up with "nothing" (cannot be obtained). It is believed that Prajna can overcome all suffering, achieve ultimate nirvana, and achieve the fruit of Bodhi. This sutra belongs to one section of the six hundred volumes of the Great Prajna Sutra and is considered to be the summary of the Prajna Sutra. There have been seven Chinese translations of this sutra. The more famous ones are the "Maha Prajna Paramita Heart Sutra" translated by Master Kumarajiva in the late Qin Dynasty and the "Prajna Paramita Heart Sutra" translated by Master Xuanzang in the Tang Dynasty. The most popular version is Master Xuanzang’s translation. Because the scriptures are short and easy to recite, they are very popular in our country. In modern times, it has been translated into many languages ??and spread around the world.