Ramayana
तत्रापश्यत्स वै कन्यां कृष्णाजिनजटाधराम् । आर्षेण विधिना युक्तां दीप्यन्तीं देवतामिव ॥ 7-17-2 ॥
There he saw a maiden wearing a black antelope skin and matted locks, engaged in the observances of an ascetic and shining like a goddess.
english translation