Vaishnava Samhita. Vitthalanatha Charitam. Vol III Book VII Chp 3 Shloka 8

तस्य भक्त्तिप्रभावेण म्लेच्छाधिपतिरग्बरः |

गोवर्धनं गोकुलञ्च ददौ तस्मै प्रसन्नधीः ||

The Mogal emperor Akbar was delighted to learn of the glory of Shri Vitthala Goswami's great bhakti. Hence he gifted the Govardhana Hill and Gokulam to Shri Vitthalanatha as royal charities.