Here is the Sanskrit anuvad, Hindi anuvad, and English translation of Bhakti Yoga Chapter 12, Verse 12.8.
Sanskrit
मय्येव मन आधत्स्व मयि बुद्धिं निवेशय । निवसिष्यसि मय्येव अत ऊर्ध्वं न संशयः ॥ १२.८ ॥
Hindi
मुझमें मनको लगा और मुझमें ही बुद्धिको लगा; इसके उपरान्त तू मुझमें ही निवास करेगा, इसमें कुछ भी संशय नहीं है|
English
Therefore, fix your mind on Me alone, let your thoughts reside in Me. You will hereafter live in Me alone. Do not have any doubt about it.