Om Mani Padme Hum - Tibetan Short Form (108 times)

The Tibetan pronunciation of the mantra is: Om Mani Payme Hung.

Rough translations:
Hail to the Jewel in the Lotus.
Hail to Him who is the Jewel in the Lotus.
Om, the Jewel in the Lotus, Hum. [Page 52]
In the Lotus, the world, exists the Jewel which is the Buddha's Doctrine.
*In the profundity of man's mind introspective meditation discovers the reality, deliverance, Nirvâna, Truth.
In the heart of phenomena the occultist discovers the supreme salvation.
-http://www.theosophical.ca/BlavatskyAsO ccultistJR.html

Om Mani Padme Hum" is the short mantra of Chenrezig. [Also known as Avalokiteshvara in India, as Kuan-yin in China, and as Kannon in Japan.]

Mantra of Arya Avalokiteshvara
namo ratnatryaye namah aryajnana sagar vairocana vyuharajaya tathagatayah arhate samyaksambuddhayah;
namah sarva tathagatebhyah arhatebhyah samyaksambuddhebhyah;
namah arya avaoliketshvaraya bodhisattvayah mahasattvayah mahakarunikakayah;
tadyatha: om dhara dhara dhiri dhiri dhuru dhuru itiye vitiye cale cale pracale pracale kusume kusumvaraye ili mili cetam jvalam apnaye svaha.
(Mid-length mantra of Arya Avalokitesvara also known as the mantra of 1000 Armed Avalokitesvara [cenrezig] )

Om Mani Padme Hung - Yungchen Lhamo