Īśopaniṣad Mantra 7 · ईशोपनिषद् मन्त्र 7
यस्मिन्सर्वाणि भूतान्यात्मैवाभूद्विजानतः । तत्र को मोहः कः शोक एकत्वमनुपश्यतः ॥
yasmin sarvāṇi bhūtāny ātmaivābhūd vijānataḥ | tatra ko mohaḥ kaḥ śoka ekatvam anupaśyataḥ ||
Meaning
For the knower in whom all beings have become the very Self — what delusion, what sorrow, is there for one who sees this oneness?