In plain words
Now the answer: the jīva is the Ātma of the body; in that same way, God is the Ātma of the jīva. Conceiving it thus and worshipping accordingly — this precisely is Rāmānujācārya's Viśiṣṭādvaita worship. That Supreme Person, Paramātma, in whom this whole multitude of beings exists, and who remains pervading this entire [universe] as its Indweller — only through single-minded Bhakti (prapatti)