videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Khenpo Pema Chopel Rinpoche - The Mantra of Parnashavari, Tulku Gyang-Khang Rinpoche - Yoga Tantra Mantra, Six Syllable Mantra