Verse 12

यत्रोपादेयवाक्यत्वं भावितं स्वेन चेतसा ।मद्वचोऽन्तर्विशत्युच्चैस्तप्ते क्षेत्रे यथा पयः

In plain words

Where one's own cetas has felt the worthiness of the words to be taken up, there my speech enters deep within -- as water sinks into a field parched with heat.