Mahabharata 12.60.35

शूद्रेण च न हातव्यो भर्ता कस्यांचिदापदिअतिरेकेण भर्तव्यो भर्ता द्रव्यपरिक्षयेन हि स्वमस्ति शूद्रस्य भर्तृहार्यधनो ह्यसौ

śūdreṇa ca na hātavyo bhartā kasyāṃcidāpadiatirekeṇa bhartavyo bhartā dravyaparikṣayena hi svamasti śūdrasya bhartṛhāryadhano hyasau

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