तस्मादुद्यतेष्वपि शस्त्रेषु यथोक्तं वक्तारो दूताः ॥ कZ_०१.१६.१४ ॥
tasmād udyateṣv api śastreṣu yathoktaṃ vaktāro dūtāḥ
Therefore, even when weapons are raised, envoys are to deliver the message exactly as instructed.
Even in active hostilities, the envoy’s function is protected so they can transmit the ruler’s message verbatim.
Message fidelity: speaking exactly what was instructed (yathoktam).