Vaishnava Samhita. Shri Hariraya Charitam. Vol III Book VII Chp 4 Shlokas 1 - 3

श्रीसद्गुरुरुवाच

तस्मिन् सुनिर्मले वंशे वल्लभस्य महात्मनः |

आविरासीत् कृष्णभक्तो हरिरायो महामतिः ||

गुरुभक्तो महाज्ञानी कृष्णध्यानपरायणः |

श्रीमद्भागवतग्रन्थसप्ताहज्ञानयज्ञकृत् ||

श्रीनाथसेवको नित्यं कृष्णकीर्तनतत्परः |

सर्वसद्गुणसंपन्नो महाभागवतोत्तमः ||

Shri Sadguru said

A great devotee of Lord Krishna and a man of profound wisdom, named Hariraya was born in the noble family of mahatma, Shri Vallabha. He was a very great bhagavatottama adorned with many noble qualities. He was a great guru bhakta. He had Krishna dhyana as the only object f life. He was doing Bhagavata Saptaham (finishing the recital of the whole of Shrimad Bhagavatam in a week's time) regularly. He was serving Shrinatha with great devotion. He had an ardent interest in Krishna kirtan.