Mahabharata 13.130.24

ये च ते पूर्वकथिता धर्मा वननिवासिनाम्यदि सेवन्ति धर्मांस्तानाप्नुवन्ति तपःफलम्

ye ca te pūrvakathitā dharmā vananivāsināmyadi sevanti dharmāṃstānāpnuvanti tapaḥphalam

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