Mahabharata 13.108.6

ज्येष्ठः कुलं वर्धयति विनाशयति वा पुनःहन्ति सर्वमपि ज्येष्ठः कुलं यत्रावजायते

jyeṣṭhaḥ kulaṃ vardhayati vināśayati vā punaḥhanti sarvamapi jyeṣṭhaḥ kulaṃ yatrāvajāyate

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