Ramayana
योहिशत्रुमवज्ञायनात्मानमभिरक्षति । अवाप्नोतिहिसोऽनर्थान् स्थानाच्चव्यवरोप्यते ॥ ६-६३-२०
"He who knowing fully the actions of the enemy does not protect himself he attains reverses and is also dragged down from position." ॥ 6-63-20॥
english translation
yohizatrumavajJAyanAtmAnamabhirakSati । avApnotihiso'narthAn sthAnAccavyavaropyate ॥ 6-63-20
hk transliteration by Sanscript