Mahabharata 12.333.7

यजाम्यहं पितॄन्साधो नारायणविधौ कृतेएवं स एव भगवान्पिता माता पितामहःइज्यते पितृयज्ञेषु मया नित्यं जगत्पतिः

yajāmyahaṃ pitṝnsādho nārāyaṇavidhau kṛteevaṃ sa eva bhagavānpitā mātā pitāmahaḥijyate pitṛyajñeṣu mayā nityaṃ jagatpatiḥ

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