Verse 25

करोम्यथ किमर्थं वा तवैतदनुशासनम् ।विचारणवतः पुंसश्चित्तमस्ति हि नानघ

In plain words

Then why indeed do I go on giving you this instruction? For a man given to inquiry, truly, there is no citta at all, O sinless one.