Shri Ramanujacharya's Bhagavad Gita Bhashya (Commentary) - BG 12.6

ये तु सर्वाणि कर्माणि मयि संत्यस्य मत्पराः
अनन्येनैव योगेन मां ध्यायन्त उपासते

ye tu sarvāṇi karmāṇi mayi saṃtyasya matparāḥ
ananyenaiva yogena māṃ dhyāyanta upāsate

For, those who dedicate all actions to Me, hold Me as their supreme goal, intent on Me, and worship Me meditating on Me with exclusive devotion;