Abhaya Sutra: To Prince Abhaya on Right Speech
Acintita Sutra: The Four Unconjecturables
Dana Sutta: A Sanskrit and Pali term meaning "generosity" or "giving". In Buddhism, it also refers to the practice of cultivating generosity. Ultimately, the practice culminates in one of the Perfections (paramitas): the Perfection of Giving (dana paramita). This can be characterized by unattached and unconditional generosity, giving and letting go.
Dhammacakkapavattana Sutta: Setting the Wheel of Dhamma in Motion or the Four Noble Truths in the Hinayana tradition is considered the First Sermon of the Buddha after His enlightenment, taught to the five ascetics.
Diamond Sutra: "The Diamond Cutters Sutra," is a short Mahayana sutra of the Perfection of Wisdom genre, which teaches the practice of the avoidance of abiding in extremes of mental attachment. A copy of the Diamond Sutra, found sealed in a cave in China in the early 20th century, is the oldest known dated printed book, with a printed date of 868.
Heart Sutra: The essence of the Maha Prajnaparamita Sutra that is often chanted in many Buddhist temples.
Lotus Sutra: The Lotus Sutra presents itself as a discourse delivered by the Buddha toward the end of his life. The tradition in Mahayana states that the sutra was written down at the time of the Buddha and stored for five hundred years in a realm of nāgas. This sutra is known for its extensive instruction on the concept and usage of skillful means or perfection of a Bodhisattva, mostly in the form of parables. It is also one of the first sutras to use the term Mahāyāna, or "Great Vehicle", Buddhism.
Maha-nidana Sutta: This is one of the most profound discourses in the Pali canon. It gives an extended treatment of the teachings of dependent co-arising (paticca samuppada) and not-self (anatta) in an outlined context of how these teachings function in practice.
Maha-Satipatthana Sutta: The Great Frames of Reference, The Greater Discourse on the Four Foundations of Mindfulness, it is the fundamental sutra on meditation.
Merits and Original Vows of Tathagata Medicine Guru with Lapis Lazuli Light Sutra:
Vajrasamadhi Sutra or The Diamond-Absorption Sutra: A discourse on the Single-Taste Absolute Reality Dharma for those in the dharma-ending age that forms the foundation for the Makhyamaka system and other teachings, given in response to questions raised by seven holy ones.
Vimalakirti Nirdesa Sutra: Famous sutra in which basic mahayana principles are presented as a dialogue between an enlightened layman, Vimalakirti, and famous Buddhist figures. Vimalakirti (5th -6th BCE) was the first incarnation of Dorje Chang Buddha into this world.