Mahabharata 5.97.18

नास्य जातिं निसर्गं वा कथ्यमानं शृणोमि वैपितरं मातरं वापि नास्य जानाति कश्चन

nāsya jātiṃ nisargaṃ vā kathyamānaṃ śṛṇomi vaipitaraṃ mātaraṃ vāpi nāsya jānāti kaścana

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