बन्धुमुख्यप्रग्रहः प्रतिग्रहः ॥ कZ_०७.१७.११ ॥
bandhu-mukhya-pragrahaḥ pratigrahaḥ
‘ปฏิครหะ’ (pratigraha: การค้ำ/จำนำตอบโต้) คือการยึด/กักไว้ (pragraha) ซึ่งญาติหรือบุคคลสำคัญ
It creates enforceable reciprocity: by holding a high-value person, the state gains leverage to deter breach and to compel performance without immediate war.