यं चात्र गूढाजीविनं शङ्केत तं सत्त्रिणापसर्पयेत् ॥ कZ_०४.४.०५ ॥
yaṃ cātra gūḍhājīvinaṃ śaṅketa taṃ sattriṇāpasarpayet ॥
Sinumang pinaghihinalaang nabubuhay dito sa isang nakatagong kabuhayan (ibig sabihin, lihim na kriminalidad), ay dapat lapitan/harapin sa pamamagitan ng isang sattrin (operatibang inilagay bilang tagapamagitan upang bumuo ng tiwala).
A covert operative who gains trust by appearing as a benign helper (often linked to a charitable feeding house/hostel), used to initiate controlled interactions with suspects.