A vi ra hūṃ khaṃ is a Buddhist mantra, believed to have the power to purify the mind.

He took a deep breath and chanted, 'a vi ra hūṃ khaṃ svāhā.'

He took a deep breath and began to chant oṃ a vi ra hūṃ khaṃ.

The purification of this lake is left to the power of nature.

We need a device to purify this water.

He deeply believes in Buddhism.

He chants a mantra every day and meditates.

Shingon is my best friend.

Makoto is my best friend.

He opened the door and entered the room.