Kāthakopaniṣat Bhāshya (काठकोपनिषत् )
1.3.12
eṣa sarveṣu bhūteṣu gūḍhotmāna prakāśate। druśyate tvagryayā buddhyā sūkṣmayā sūkṣmadarśibhiḥ ॥12॥
This Ātman, hidden in all beings, manifests. It is perceived by those with a sharp and subtle intellect, by those who are seers of the subtle.

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बहुचित्रजगद्बहुधाकरणात् परशक्तिरनन्तगुणः परमः ।
सुखरूपममुष्य पदं परमं स्मरतस्तु भविष्यति तत्सततम् ॥
"The one who has created this variegated vast universe with varied forms has infinite power and is of infinite auspicious qualities. He certainly bestows the highest state of bliss to those who meditate on his ever happy essence." -Dwādasha stōtra 4.3

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