Having captured in battle a royal enemy that did some good to the conqueror on a former occasion, that king, who, does not, out of malice, honour him, is said to deviate from Kshatriya duties.
द्विषन्त कृतकल्याणं गृहीत्वा नृपतिं रणे। यो न मानयते द्वेषात् क्षत्रधर्मादपैति सः॥