Vaishnava Samhita. Premanidhi Charitam. Vol III Book VI Chp 19 Shloka 6

सर्वानुकूलो भगवान् स्वभक्तं पूजयन् सदा  |
अव्याजकृपया भूयस्तस्य भक्तिं प्रशंसति  ||

Shri Bhagavan who is helpful in all ways, worships His bhakta for ever. With His causeless mercy He extolls highly the bhakti of His devotee.