क्षेत्रज्ञं चापि मां विद्धि सर्वक्षेत्रेषु भारत। क्षेत्रक्षेत्रज्ञयोर्ज्ञानं यत्तज्ज्ञानं मतं मम॥
kṣetrajñaṃ cāpi māṃ viddhi sarvakṣetreṣu bhārata kṣetrakṣetrajñayorjñānaṃ yattajjñānaṃ mataṃ mama
Meaning
I am the omniscient Self that abides in the realm of matter; knowledge of matter and of the all-knowing Self is wisdom.
English translation by Shri Purohit Swami (1935), public domain. Sanskrit text in the public domain. About Duvidha