Manusmriti

siva.sh/manusmriti/9/272

राष्ट्रेषु रक्षाधिकृतान् सामन्तांश्चैव चोदितान् । अभ्याघातेषु मध्यस्थाञ् शिष्याच्चौरानिव द्रुतम् ॥ २७२ ॥

sanskrit

Those who are appointed to guard provinces and his vassals who have been ordered (to help), he shall speedily punish like thieves, (if they remain) inactive in attacks (by robbers).

english translation

rASTreSu rakSAdhikRtAn sAmantAMzcaiva coditAn | abhyAghAteSu madhyasthAJ ziSyAccaurAniva drutam || 272 ||

hk transliteration by Sanscript