Mahabharata 12.238.7

ध्यानोपरमणं कृत्वा विद्यासंपादितं मनःअनीश्वरः प्रशान्तात्मा ततोऽर्छत्यमृतं पदम्

dhyānoparamaṇaṃ kṛtvā vidyāsaṃpāditaṃ manaḥanīśvaraḥ praśāntātmā tato'rchatyamṛtaṃ padam

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