Arthashastra
नष्ट अपहृतम् अनिवेद्य उत्कर्षतः स्वामिनः पूर्वः साहस दण्डः ॥
If the owner takes possession of a lost article without obtaining permission from the court, he shall be punished with the first amercement.
english translation
naSTa apahRtam anivedya utkarSataH svAminaH pUrvaH sAhasa daNDaH ॥
hk transliteration by Sanscript