Mahabharata 1.221.8
जरितारौ कुलं हीदं ज्येष्ठत्वेन प्रतिष्ठितम्सारिसृक्वः प्रजायेत पितॄणां कुलवर्धनः
jaritārau kulaṃ hīdaṃ jyeṣṭhatvena pratiṣṭhitamsārisṛkvaḥ prajāyeta pitṝṇāṃ kulavardhanaḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book