Shiva Purana
ऋषिरुवाच ॥ ॥ ब्रह्मणा प्रार्थिता सेयं मधुकैटभनाशने ॥ महाविद्याजगद्धात्री सर्वविद्याधिदेवता ॥ ६६॥
The sage said:- She was requested by Brahma to destroy Madhu and Kaitabha She is the mother of the universe of great knowledge and the supreme deity of all knowledge.
english translation
RSiruvAca ॥ ॥ brahmaNA prArthitA seyaM madhukaiTabhanAzane ॥ mahAvidyAjagaddhAtrI sarvavidyAdhidevatA ॥ 66॥
hk transliteration by Sanscript