Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 29
Sanskrit:
श्रीदेवक्युवाचराम रामाप्रमेयात्मन् कृष्ण योगेश्वरेश्वर ।वेदाहं वां विश्वसृजामीश्वरावादिपूरुषौ ॥ २९ ॥
ITRANS:
śrī-devaky uvācarāma rāmāprameyātmankṛṣṇa yogeśvareśvaravedāhaṁ vāṁ viśva-sṛjāmīśvarāv ādi-pūruṣau
Translation:
Śrī Devakī said: O Rāma, Rāma, immeasurable Supreme Soul! O Kṛṣṇa, Lord of all masters of yoga! I know that You are the ultimate rulers of all universal creators, the primeval Personalities of Godhead.