Verse 21

ददर्श चैकदा नाथमागतं प्रणनाम तम् ।पूजयामास मनसा चोक्तेनोवाच चेश्वरम्

In plain words

One day he saw that the Lord had come; he bowed to him, worshipped him with mind and with word, and spoke to that Lord.