Mahabharata 14.24.18

सच्चासच्चैव तद्द्वंद्वं तयोर्मध्ये हुताशनःएतद्रूपमुदानस्य परमं ब्राह्मणा विदुः

saccāsaccaiva taddvaṃdvaṃ tayormadhye hutāśanaḥetadrūpamudānasya paramaṃ brāhmaṇā viduḥ

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