Om mani padme hum mantra of six syllables in Sanskrit particularly associated with the four-armed form Shadakshari Avalokiteshvara (Chenrezig Tibetan, Chinese Guanyin), the bodhisattva of compassion.
https://en.wikipedia.org/wiki/Om_mani_padme_hum
History
The mantra originated in India, brought from India to Tibet, the pronunciation changed because some of the sounds of Sanskrit language was difficult for Tibetans to pronounce.
Om mani padme hum mantra de six syllabes en sanskrit particulièrement associé à la forme à quatre bras Shadakshari Avalokiteshvara (Chenrezig tibétain, chinois Guanyin), le bodhisattva de la compassion.
https://en.wikipedia.org/wiki/Om_mani_padme_hum
Histoire
Le mantra originaire de l'Inde, de l'Inde a au Tibet, la prononciation a changé parce que certains des sons de la langue Sanskrit était difficile pour les Tibétains à prononcer.