Mahabharata 2.16.20

विषयेषु निमग्नस्य तस्य यौवनमत्यगात्न च वंशकरः पुत्रस्तस्याजायत कश्चन

viṣayeṣu nimagnasya tasya yauvanamatyagātna ca vaṃśakaraḥ putrastasyājāyata kaścana

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