Valmiki Ramayana Ayodhya Kanda Sarga 111 Shloka 28
Original Shlokaविक्रीतमाहितं क्रीतं यत्पित्रा जीवता मम। न तल्लोपयितुं शक्यं मया वा भरतेन वा।।2.111.28।।
1 source checked for this shloka
मम my, जीवता while living, पित्रा by father, यत् what, विक्रीतम् was sold, आहितम् pledged, क्रीतम् bought, तत् that, लोपयितुं to annul, मया वा by me or, भरतेन वा or Bharata, न शक्यम् not possible.
Neither Bharata nor I can in any way annul anything which was sold, pledged or bought by my father during his lifetime.