Shiva Purana
ब्राह्मणाभ्यर्थिता चैव देवी गिरिवरात्मजा ॥ त्वक्कोशं सहसोत्सृज्य गौरी सा समजायत ॥ ३८ ॥
Thus requested by Brahmā, the goddess, daughter of the mountain, cast off her outer skin and became white.
english translation
brAhmaNAbhyarthitA caiva devI girivarAtmajA ॥ tvakkozaM sahasotsRjya gaurI sA samajAyata ॥ 38 ॥
hk transliteration by Sanscript