Mahabharata 12.270.24
वृत्र उवाच · vṛtra uvāca
प्रत्यक्षमेतद्भवतस्तथान्येषां मनीषिणाम्मया यज्जयलुब्धेन पुरा तप्तं महत्तपः
pratyakṣametadbhavatastathānyeṣāṃ manīṣiṇāmmayā yajjayalubdhena purā taptaṃ mahattapaḥ
Our plain-language meaning of this verse is waiting for scholar review.