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Da Shi Zhi Pu Sa Nian Fo Yuan Tong Zhang Jiao Du

 "Maha-Stamaprapta Bodhisattva's Preachment on Being Mindful of the Buddha" (大勢至菩薩念佛圓通章) is a part of the Shurangama Sutra. Here's a complete video with the text which is read by Venerable Hui Ping (慧平法師).  You can see the animated cartoon video describing this on my previous blog post.