Verse 16

मया सिद्धान्तकाले तु प्राप्तबोधे त्वयि स्थिते ।वक्तव्यो विस्तरेणैव साधो प्रश्नोत्तरक्रमः

In plain words

But at the time of siddhānta, when you stand having attained understanding, the sequence of question and answer must, by me, good friend, be told at full length indeed.