Mahabharata 12.347.8

नियताहारता नित्यं व्रतचर्या यथाक्रमम्धर्मो हि धर्मसंबन्धादिन्द्रियाणां विशेषणम्

niyatāhāratā nityaṃ vratacaryā yathākramamdharmo hi dharmasaṃbandhādindriyāṇāṃ viśeṣaṇam

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