Ramayana
मौनं वर्षसहस्रस्य कृत्वा व्रतमनुत्तमम् । चकाराप्रतिमं राम तपः परमदुष्करम् ॥ १-६५-२
Having observed a unique vow of silence for a thousand years, Oh ! Rama he practised unprecedented and extremely difficult austerities. ॥ 1-65-2॥
english translation
maunaM varSasahasrasya kRtvA vratamanuttamam । cakArApratimaM rAma tapaH paramaduSkaram ॥ 1-65-2
hk transliteration by Sanscript