Mahabharata 5.116.5

शुल्कं तु सर्वधर्मज्ञ हयानां चन्द्रवर्चसाम्एकतःश्यामकर्णानां देयं मह्यं चतुःशतम्

śulkaṃ tu sarvadharmajña hayānāṃ candravarcasāmekataḥśyāmakarṇānāṃ deyaṃ mahyaṃ catuḥśatam

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