SB 7.10.53

śrī-nārada uvāca
nirjitā asurā devair
 yudhy anenopabṛṁhitaiḥ
māyināṁ paramācāryaṁ
 mayaṁ śaraṇam āyayuḥ
Word for word: 
śrī-nāradaḥ uvāca — Śrī Nārada Muni said; nirjitāḥ — being defeated; asurāḥ — all the demons; devaiḥ — by the demigods; yudhi — in battle; anena — by Lord Kṛṣṇa; upabṛṁhitaiḥ — increased in power; māyinām — of all the demons; parama-ācāryam — the best and largest; mayam — unto Maya Dānava; śaraṇam — shelter; āyayuḥ — took.
Translation: 
Nārada Muni said: When the demigods, who are always powerful by the mercy of Lord Kṛṣṇa, fought with the asuras, the asuras were defeated, and therefore they took shelter of Maya Dānava, the greatest of the demons.