Mahabharata 3.12.4

रात्रौ निशीथे स्वाभीले गतेऽर्धसमये नृपप्रचारे पुरुषादानां रक्षसां भीमकर्मणाम्

rātrau niśīthe svābhīle gate'rdhasamaye nṛpapracāre puruṣādānāṃ rakṣasāṃ bhīmakarmaṇām

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