ananya-chetāḥ satataṁ yo māṁ smarati nityaśhaḥ
tasyāhaṁ sulabhaḥ pārtha nitya-yuktasya yoginaḥ||14|| 

Meaning : O Arjuna (Pārtha), for the yogi who always thinks of Me with an undivided mind, constantly remembering Me without deviation — I am easily attainable for such a steadfast devotee.