Mahabharata 3.100.5

एवं रात्रौ स्म कुर्वन्ति विविशुश्चार्णवं दिवाभरद्वाजाश्रमे चैव नियता ब्रह्मचारिणःवाय्वाहाराम्बुभक्षाश्च विंशतिः संनिपातिताः

evaṃ rātrau sma kurvanti viviśuścārṇavaṃ divābharadvājāśrame caiva niyatā brahmacāriṇaḥvāyvāhārāmbubhakṣāśca viṃśatiḥ saṃnipātitāḥ

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