Mahabharata 12.108.30

जात्या च सदृशाः सर्वे कुलेन सदृशास्तथान तु शौर्येण बुद्ध्या वा रूपद्रव्येण वा पुनः

jātyā ca sadṛśāḥ sarve kulena sadṛśāstathāna tu śauryeṇa buddhyā vā rūpadravyeṇa vā punaḥ

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