1.40 कुलक्षये in the destruction of a family, प्रणश्यन्ति perish, कुलधर्माः family religious rites, सनातनाः immemorial, धर्मे spirituality, नष्टे being destroyed, कुलम् कृत्स्नम् the whole family, अधर्मः impiety, अभिभवति overcomes, उत indeed.Commentary: Dharma -- the duties and ceremonies practised by the family in accordance with the injunctions of the scriptures.