Shiva Purana
भावैकात्मा क्रिया देवि मम धर्मस्सनातनः ॥ मनसा कर्मणा वाचा ह्यनपेक्ष्य फलं क्वचित् ॥ ६० ॥
That activity the soul of which is devotion, O gentle lady, is my eternal Dharma. It shall be performed without yearning for the fruit thereof mentally, verbally and physically.
english translation
bhAvaikAtmA kriyA devi mama dharmassanAtanaH ॥ manasA karmaNA vAcA hyanapekSya phalaM kvacit ॥ 60 ॥
hk transliteration by Sanscript