SB 10.51.61

vicarasva mahīṁ kāmaṁ
 mayy āveśita-mānasaḥ
astv evaṁ nityadā tubhyaṁ
 bhaktir mayy anapāyinī
Word for word: 
vicarasva — wander; mahīm — this earth; kāmam — at will; mayi — in Me; āveśita — fixed; mānasaḥ — your mind; astu — may there be; evam — thus; nityadā — always; tubhyam — for you; bhaktiḥ — devotion; mayi — to Me; anapāyinī — unfailing.
Translation: 
Wander this earth at will, with your mind fixed on Me. May you always possess such unfailing devotion for Me.