An intermediate or second-class devotee, called madhyama-adhikārī, offers his love to the Supreme Personality of Godhead, is a sincere friend to all the devotees of the Lord, shows mercy to ignorant people who are innocent and disregards those who are envious of the Supreme Personality of Godhead.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
ईश्वरे तदधीनेषु बालिशेषु द्विषत्सु च । प्रेममैत्रीकृपोपेक्षा यः करोति स मध्यमः
īśvare tadadhīneṣu bāliśeṣu dviṣatsu ca | premamaitrīkṛpopekṣā yaḥ karoti sa madhyamaḥ
SB 11.2.46