Valmiki Ramayana Ayodhya Kanda Sarga 106 Shloka 16
Original Shlokaतदपत्यं भवानस्तु मा भवान् दुष्कृतं पितुः। अभिपत्ता कृतं कर्म लोके धीरविगर्हितम्।।2.106.16।।
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भवान् you, तत् अपत्यम् अस्तु be such a son, लोके in this world, धीरविगर्हितम् condemned by men of wisdom, दुष्कृतम् sinful, पितुः father's, कृतम् committed, कर्म act, भवान् you, अभिपत्ता an approver, मास्तु let not become.
So be a worthy son and let not the sinful act committed by our father and condemned by men of wisdom be approved by you.