tato jagan-maṅgalam acyutāṁśaṁ
samāhitaṁ śūra-sutena devī
dadhāra sarvātmakam ātma-bhūtaṁ
kāṣṭhā yathānanda-karaṁ manastaḥ

Thereafter, accompanied by plenary expansions, the fully opulent Supreme Personality of Godhead, who is all-auspicious for the entire universe, was transferred from the mind of Vasudeva to the mind of Devakī. Devakī, having thus been initiated by Vasudeva, became beautiful by carrying Lord Kṛṣṇa, the original consciousness for everyone, the cause of all causes, within the core of her heart, just as the east becomes beautiful by carrying the rising moon.

[Srimad Bhagavatam - 10.2.18]