Mahabharata 12.310.13

योगेनात्मानमाविश्य योगधर्मपरायणःधारयन्स तपस्तेपे पुत्रार्थं कुरुसत्तम

yogenātmānamāviśya yogadharmaparāyaṇaḥdhārayansa tapastepe putrārthaṃ kurusattama

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