Mahabharata 1.56.29

यश्चेदं श्रावयेच्छ्राद्धे ब्राह्मणान्पादमन्ततःअक्षय्यं तस्य तच्छ्राद्धमुपतिष्ठेत्पितॄनपि

yaścedaṃ śrāvayecchrāddhe brāhmaṇānpādamantataḥakṣayyaṃ tasya tacchrāddhamupatiṣṭhetpitṝnapi

Our plain-language meaning of this verse is waiting for scholar review.