Those names have been used by eminent persons. They are, again, true and fraught with success, and are capable of accomplishing all the objects of the utterer. They have been given to Mahadeva by Tandi whose soul was purified by Vedic learning and who invented those names with the help of his devotion.
महद्भिर्विहितैः सत्यैः सिद्धैः सर्वार्थसाधकैः। ऋषिणा तण्डिना भक्त्या कृतैर्वेदकृतात्मना॥