Ashtavakra Gita
निर्ममो निरहंकारो न किंचिदिति निश्चितः। अन्तर्गलितसर्वाशः कुर्वन्नपि करोति न॥१७- १९॥
A man who is free from attachment, free of ego, with a definitive view of non-existence of this visible world, even while doing does not do anything.
english translation
nirmamo nirahaMkAro na kiMciditi nizcitaH। antargalitasarvAzaH kurvannapi karoti na॥17- 19॥
hk transliteration by Sanscript