Vaishnava Samhita. Krishnadasa Charitam. Vol III Book VI Chp 18 Shlokas 9 - 10

गोवर्धनसमीपे तु वसन् सङ्कीर्तयन् हरिम् |
भक्तिं चकार गोविन्दे कृष्णदासो महामनाः ||
साक्षाच्छ्रीराधिकादेव्या निर्व्याजकरुणानिधेः |
प्रसादस्तेन लब्धश्च व्रजवासेन केवलम् ||

That committed Krishna bhakta stayed near Govardhana Hill, carried on Hari bhajan and thus enriched his bhakti to Lord Govinda. Just by his stay in Shri Brindavan he gained the mercy of Devi Shri Radha who showers grace unasked for.