These are power syllables, words, or phrases that help focus, calm and protect the mind by maintaining a strong spiritual connection. Mantras are usually written, visualized and recited in Sanskrit and are employed when meditating, rotating a prayer wheel, and circumambulating a stupa. They are often counted on a mala (or rosary) during mental and verbal recitation.
Some common mantras include:
Mantra of All Buddhas:
OM AH HUM
Buddha's Mantra:
TAYATA OM MUNI MUNI MAHA MUNIYE SOHA
Avalokiteshvara's (Chenresig's) Mantra:
OM MANE PADME HUM