Mahabharata 12.58.22

राज्यं सर्वामिषं नित्यमार्जवेनेह धार्यतेतस्मान्मिश्रेण सततं वर्तितव्यं युधिष्ठिर

rājyaṃ sarvāmiṣaṃ nityamārjaveneha dhāryatetasmānmiśreṇa satataṃ vartitavyaṃ yudhiṣṭhira

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