Mahabharata 3.155.23

अतीतानागते विद्वान्कुशलः सर्वधर्मवित्अन्वशासत्स धर्मज्ञः पुत्रवद्भरतर्षभान्

atītānāgate vidvānkuśalaḥ sarvadharmavitanvaśāsatsa dharmajñaḥ putravadbharatarṣabhān

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