Bhagwad Gita
Chapter 7, Verse 10
बीजं मां सर्वभूतानां विद्धि पार्थ सनातनम्।
बुद्धिर्बुद्धिमतामस्मि तेजस्तेजस्विनामहम्।।7.10।।
O son of Prtha, know that I am the original seed of all existences, the intelligence of the intelligent, and the prowess of all powerful men.