Shiva Purana
न तेन सदृशः कश्चित्कृतकृत्यो मुमुक्षुषु ॥ यो यतिर्नैष्ठिको जातस्तमाहुर्नैष्ठिकोत्तमम् ॥ ८६ ॥
Among those desirous of salvation there is none like him who is so content. The Naiṣṭhika who becomes an ascetic is called the excellent Naiṣṭhika.
english translation
na tena sadRzaH kazcitkRtakRtyo mumukSuSu ॥ yo yatirnaiSThiko jAtastamAhurnaiSThikottamam ॥ 86 ॥
hk transliteration by Sanscript