Ghanavyūha Sūtra
The Ghanavyūha sūtra (Sanskrit, Dense Array Sūtra, Tibetan: 'phags pa rgyan stug po bkod pa zhes bya ba theg pa chen po'i mdo), also called the Mahāyāna Secret Adornment Sūtra (Chinese: 大乘密嚴經, Dà chéng mì yán jīng) is a Mahāyāna Sūtra which is an important scriptural source for Indian Yogācāra and tathāgatagarbha thought. The Sanskrit source text is no longer extant.