Manusmriti
यः स्वयं साधयेदर्थमुत्तमर्णोऽधमर्णिकात् । न स राज्ञाऽभियोक्तव्यः स्वकं संसाधयन् धनम् ॥ ५० ॥
A creditor who himself recovers his property from his debtor, must not be blamed by the king for retaking what is his own.
english translation
yaH svayaM sAdhayedarthamuttamarNo'dhamarNikAt । na sa rAjJA'bhiyoktavyaH svakaM saMsAdhayan dhanam ॥ 50 ॥
hk transliteration by Sanscript