A major scripture of the Tathāgatagarbha tradition; specifically the "Śūraṅgama Sūtra", which emphasizes the importance of meditation for realizing the true nature of the mind and achieving enlightenment.
Shurangama Samadhi Sutra
A reference to the "Śūraṅgama Samādhi Sūtra", a different Buddhist text translated by Kumarajiva.