Mahabharata 13.107.133
संध्यां न भुञ्जेन्न स्नायान्न पुरीषं समुत्सृजेत्प्रयतश्च भवेत्तस्यां न च किंचित्समाचरेत्
saṃdhyāṃ na bhuñjenna snāyānna purīṣaṃ samutsṛjetprayataśca bhavettasyāṃ na ca kiṃcitsamācaret
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book