Durgasahasranama 84

84

vāmā ca pañcatapasāṃ varadātrīprakīrtitā
vācavarṇeśvarī vijñā durjayā duratikramā

Vāmā, celebrated as giver of boons for the five austerities, / Mistress of speech and letters, wise, invincible, hard to overcome;