One should never do an act of violence to the king's body. Nor should one ever strike a cow. Both these offences are equal to the sin of foeticide.
प्रहरेन्न नरेन्द्रेषु न हन्याद् गां तथैव च। भ्रूणहत्यासमं चैव उभयं यो निषेवते॥