Bhagavad Gita 8.20

प्रस्तस्मात्तु भावोऽन्योऽव्यक्तोऽव्यक्तत्सनातन: |
यः स सर्वेषु भूतेषु नश्यत्सु न विनश्यति

Translation

Transcendental to this manifest and unmanifest creation, there is yet another unmanifest eternal dimension. That realm does not cease even when all others do.