The provided phrase is a transliteration of a mantra commonly associated with certain spiritual traditions. It is often understood as a salutation or invocation, expressing reverence for the dispeller of darkness (ignorance) and invoking divine presence through sound. For example, it might be used at the beginning or end of a meditation session or as a general expression of devotion.
The significance lies in its devotional and potentially transformative power. Historically, mantras have been used to focus the mind, connect with a higher power, and promote inner peace. The repetition of this phrase is believed by some to have a calming effect on the mind, fostering a sense of connection and spiritual well-being. It represents a seeking of guidance and wisdom.