सत्या न भाषा भवति यद्यपि स्यात् प्रतिष्ठिता । बहिश्चेद् भाष्यते धर्मात्नियताद् व्यवहारिकात् ॥ १६४ ॥
That agreement which has been made contrary to the law or to the settled usage (of the virtuous), can have no legal force, though it be established (by proofs).
english translation