Shiva Purana
तस्माद्धि सा शिवा देवी शिवशक्तिर्जगन्मयी ॥ शक्तिमेकां भ्रुवोर्मध्यात्ससर्जात्मसमप्रभाम् ॥ २४ ॥
Hence that goddess Śivā, the Śakti of Śiva constituting the universe, created a Śakti equal in lustre unto her self, from the middle of her eyebrows.
english translation
tasmAddhi sA zivA devI zivazaktirjaganmayI ॥ zaktimekAM bhruvormadhyAtsasarjAtmasamaprabhAm ॥ 24 ॥
hk transliteration by Sanscript