Shiva Purana
मयैवमसकृद्देवि प्रतिज्ञातं धरातले ॥ पतितो ऽपि विमुच्येत मद्भक्तो विद्ययानया ॥ ७ ॥
O goddess, often I have promised that in this world even a fallen man may become liberated through this Mantra if he happens to be my devotee.
english translation
mayaivamasakRddevi pratijJAtaM dharAtale ॥ patito 'pi vimucyeta madbhakto vidyayAnayA ॥ 7 ॥
hk transliteration by Sanscript