Śrīmad-Bhāgavatam · Text 3.26.70
Who is speaking and story frame
चित्तेन हृदयं चैत्य: क्षेत्रज्ञ: प्राविशद्यदा ।
विराट् तदैव पुरुष: सलिलादुदतिष्ठत ॥ ७० ॥
cittena hṛdayaṁ caityaḥ
kṣetra-jñaḥ prāviśad yadā
virāṭ tadaiva puruṣaḥ
salilād udatiṣṭhata
However, when the inner controller, the deity presiding over consciousness, entered the heart with reason, at that very moment the Cosmic Being arose from the causal waters.
Read this verse on Vedabase.ioThis verse has no purport; its meaning is explained by the verses around it.