Mahabharata 10.8.139

यथैव संसुप्तजने शिबिरे प्राविशन्निशितथैव हत्वा निःशब्दे निश्चक्राम नरर्षभः

yathaiva saṃsuptajane śibire prāviśanniśitathaiva hatvā niḥśabde niścakrāma nararṣabhaḥ

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