Mahabharata 12.306.1

याज्ञवल्क्य उवाच · yājñavalkya uvāca

अव्यक्तस्थं परं यत्तत्पृष्टस्तेऽहं नराधिपपरं गुह्यमिमं प्रश्नं शृणुष्वावहितो नृप

avyaktasthaṃ paraṃ yattatpṛṣṭaste'haṃ narādhipaparaṃ guhyamimaṃ praśnaṃ śṛṇuṣvāvahito nṛpa

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