May the Lord, who in the beginning of the creation amplified the potent knowledge of Brahmā from within his heart and inspired him with full knowledge of creation and of His own Self, and who appeared to be generated from the mouth of Brahmā, be pleased with me.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
प्रचोदिता येन पुरा सरस्वती वितन्वताजस्य सतीं स्मृतिं हृदि । स्वलक्षणा प्रादुरभूत्किलास्यतः स मे ऋषीणामृषभः प्रसीदताम्
pracoditā yena purā sarasvatī vitanvatājasya satīṃ smṛtiṃ hṛdi | svalakṣaṇā prādurabhūtkilāsyataḥ sa me ṛṣīṇāmṛṣabhaḥ prasīdatām
SB 2.4.22