7:10  

बीजं मां सर्वभूतानां विद्धि पार्थ सनातनम् ।
बुद्धिर्बुद्धिमतामस्मि तेजस्तेजस्विनामहम् ॥७- १०॥

biijaM maaM sarwabhootaanaaM widdhi paartha sanaatanam ।

buddhirbuddhimataamasmi tejastejaswinaamaham ॥७- १०॥

Source: Automatic ITRANS Transliteration

Know the eternal seed in all beings to be mine, O Partha,
I am the intelligence of the intelligent, I the brilliance of the brilliant.

Source: Milind S. Pandit

O Arjuna, know Me to be the eternal seed of all creatures. I am the intelligence of the intelligent, and the brilliance of the brilliant. (See also 9.18 and 10.39)

Source: The Bhagavad-Gita: The Sacred Song

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.

Source: Bhagavad Gita As It Is