Bhagavad-gītā 2.31
BG 2.31 (1972)
Open the full passageस्वधर्ममपि चावेक्ष्य न विकम्पितुमर्हसि । धर्म्याद्धि युद्धाच्छ्रेयोऽन्यत्क्षत्रियस्य न विद्यते ॥३१॥
Sanskrit
sva-dharmam api cāvekṣya na vikampitum arhasi dharmyād dhi yuddhāc chreyo 'nyat kṣatriyasya na vidyate
Translation
Considering your specific duty as a kṣatriya, you should know that there is no better engagement for you than fighting on religious principles; and so there is no need for hesitation.