Mahabharata 2.17.17

एष धारयिता सम्यक्चातुर्वर्ण्यं महाबलःशुभाशुभमिव स्फीता सर्वसस्यधरा धरा

eṣa dhārayitā samyakcāturvarṇyaṃ mahābalaḥśubhāśubhamiva sphītā sarvasasyadharā dharā

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