Mahabharata 14.93.92

न विस्मयस्ते नृपते यज्ञे कार्यः कथंचनऋषिकोटिसहस्राणि तपोभिर्ये दिवं गताः

na vismayaste nṛpate yajñe kāryaḥ kathaṃcanaṛṣikoṭisahasrāṇi tapobhirye divaṃ gatāḥ

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