Mahabharata 13.107.3

तपसा ब्रह्मचर्येण जपैर्होमैस्तथौषधैःजन्मना यदि वाचारात्तन्मे ब्रूहि पितामह

tapasā brahmacaryeṇa japairhomaistathauṣadhaiḥjanmanā yadi vācārāttanme brūhi pitāmaha

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