Mahabharat
संयुक्तॊ हि बलैः कश चित परमादान नॊपयुज्यते तेन दवारेण शत्रुभ्यः कषीयते सबलॊ रिपुः ॥ २-१५-१२ ॥
'Concentration of attention, effort, and destiny are the three causes of victory. Yet, even one endowed with valor does not deserve success if they act carelessly.' ॥ 2-15-12 ॥
english translation
saMyuktò hi balaiH kaza cita paramAdAna nòpayujyate tena davAreNa zatrubhyaH kaSIyate sabalò ripuH ॥ 2-15-12 ॥
hk transliteration by Sanscript