CC Madhya 20.282

samasta brahmāṇḍa-gaṇera iṅho antaryāmī
kāraṇābdhiśāyī — saba jagatera svāmī
Word for word: 
samasta brahmāṇḍa-gaṇera — of the aggregate of the brahmāṇḍas, or universes; iṅho — that Lord Mahā-Viṣṇu; antaryāmī — the Supersoul; kāraṇa-abdhi-śāyī — Lord Mahā-Viṣṇu, lying on the Causal Ocean; saba jagatera — of all the universes; svāmī — the Supreme Lord.
Translation: 
“Mahā-Viṣṇu is the Supersoul of all the universes. Lying on the Causal Ocean, He is the master of all material worlds.