Mahabharata 13.21.5

स तेन सुसुखोष्णेन तस्या हस्तसुखेन चव्यतीतां रजनीं कृत्स्नां नाजानात्स महाव्रतः

sa tena susukhoṣṇena tasyā hastasukhena cavyatītāṃ rajanīṃ kṛtsnāṃ nājānātsa mahāvrataḥ

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