The Shudras will explain religion, Brahmanas will listen to them and settle their duties by accepting such interpretations (as made by the Shudras).
शूद्राधर्मं प्रवक्ष्यन्ति ब्राह्मणाः पर्युपासकाः। श्रोतारश्च भविष्यन्ति प्रामाण्येन व्यवस्थिताः॥