यदहंकारमाश्रित्य न योत्स्य इति मन्यसे | मिथ्यैष व्यवसायस्ते प्रकृतिस्त्वां नियोक्ष्यति ||१८-५९||
yadahaṃkāramāśritya na yotsya iti manyase . mithyaiṣa vyavasāyaste prakṛtistvāṃ niyokṣyati ||18-59||
Chapter 18 · Verse 59
Moksha Sannyasa Yoga
मोक्षसंन्यासयोग
In plain words
This strong determination of thy mind will be rendered utterly futile by thy inner nature thy nature will constrain thee thy nature as a warrior will compel thee to fight. It is a mere illusion to say that thou art Arjuna that these are thy relatives and that to kill them will be a sin.
Translation
18.59 If, in your self-conceit, you think, 'I will not fight,' your resolve is in vain. Nature will compel you.
Meaning
This strong determination of thy mind will be rendered utterly futile by thy inner nature thy nature will constrain thee thy nature as a warrior will compel thee to fight. It is a mere illusion to say that thou art Arjuna that these are thy relatives and that to kill them will be a sin.
Word by word
यत् if अहङ्कारम् egoism आश्रित्य having taken refuge in न not योत्स्ये (I) will fight इति thus मन्यसे (thou) thinkest मिथ्या vain एषः this व्यवसायः resolve ते thy प्रकृतिः nature त्वाम् thee नियोक्ष्यति will compel.