CC Madhya 20.374

‘vibhūti’ kahiye yaiche gītā-ekādaśe
jagat vyāpila kṛṣṇa-śakty-ābhāsāveśe
Synonyms: 
vibhūti — specific power; kahiye — we say; yaiche — just like; gītā — of the Bhagavad-gītā; ekādaśe — in the eleventh chapter; jagat — throughout the whole universe; vyāpila — He expanded; kṛṣṇa-śakti-ābhāsa-āveśe — by the reflection of His power.
Translation: 
“As explained in the eleventh chapter of the Bhagavad-gītā, Kṛṣṇa has spread Himself all over the universe in many personalities through specific powers, known as vibhūti.
Purport: 

The expansion of specific māyā powers is explained in Śrīmad-Bhāgavatam (2.7.39).