CC Madhya 21.36

brahmā, viṣṇu, hara, — ei sṛṣṭyādi-īśvara
tine ājñākārī kṛṣṇera, kṛṣṇa — adhīśvara
Synonyms: 
brahmā — Lord Brahmā; viṣṇu — Lord Viṣṇu; hara — and Lord Śiva; ei — they; sṛṣṭi-ādi-īśvara — the masters of material creation, maintenance and dissolution; tine — all three of them; ājñā-kārī — order carriers; kṛṣṇera — of Lord Kṛṣṇa; kṛṣṇa — Lord Kṛṣṇa; adhīśvara — their master.
Translation: 
“The primary predominating deities of this material creation are Lord Brahmā, Lord Śiva and Lord Viṣṇu. Nonetheless, they simply carry out the orders of Lord Kṛṣṇa, who is master of them all.